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Meerkat

The meerkat (Suricata suricatta) or suricate is a small mongoose found in southern Africa. It is characterised by a broad head, large eyes, a pointed snout, long legs, a thin tapering tail, and a brindled coat pattern. The head-and-body length is around 24–35 cm (9.4–13.8 in), and the weight is typically between 0.62 and 0.97 kg (1.4 and 2.1 lb). The coat is light grey to yellowish-brown with alternate, poorly-defined light and dark bands on the back. Meerkats have foreclaws adapted for digging and have the ability to thermoregulate to survive in their harsh, dry habitat. Three subspecies are recognised.

Meerkat
Temporal range: Early Pleistocene–Recent
[1]
A mob of meerkats in Tswalu Kalahari Reserve
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Carnivora
Suborder: Feliformia
Family: Herpestidae
Genus: Suricata
Species:
S. suricatta
Binomial name
Suricata suricatta
(Schreber, 1776)
Subspecies
List
  • S. s. suricatta (Schreber, 1776).
  • S. s. majoriae Bradfield, 1936
  • S. s. iona Crawford-Cabral, 1971
  Range of the meerkat[2]
Synonyms[3][4]
List
  • Rhyzaena Wagner, 1841
  • Viverra suricatta Schreber, 1776
  • V. tetradactyla Pallas, 1777
  • Mus zenik Scopoli, 1786
  • Suricata capensis Desmarest, 1804
  • S. viverrina Desmarest, 1819
  • S. namaquensis (Thomas and Schwann, 1905)
  • S. hamiltoni (Thomas and Schwann, 1905)
  • S. lophurus (Thomas and Schwann, 1905)
  • S. hahni (Thomas, 1927)
  • S. majoriae Bradfield, 1936

Meerkats are highly social, and form packs of two to 30 individuals each that occupy home ranges around 5 km2 (1.9 sq mi) in area. There is a social hierarchy—generally dominant individuals in a pack breed and produce offspring, and the nonbreeding, subordinate members provide altruistic care to the pups. Breeding occurs around the year, with peaks during heavy rainfall; after a gestation of 60 to 70 days, a litter of three to seven pups is born.

They live in rock crevices in stony, often calcareous areas, and in large burrow systems in plains. The burrow systems, typically 5 m (16 ft) in diameter with around 15 openings, are large underground networks consisting of two to three levels of tunnels. These tunnels are around 7.5 cm (3.0 in) high at the top and wider below, and extend up to 1.5 m (4 ft 11 in) into the ground. Burrows have moderated internal temperatures and provide a comfortable microclimate that protects meerkats in harsh weather and at extreme temperatures.

Meerkats are active during the day, mostly in the early morning and late afternoon; they remain continually alert and retreat to burrows when sensing danger. They use a broad variety of calls to communicate among one another for different purposes, for example to raise an alarm on sighting a predator. Primarily insectivorous, meerkats feed heavily on beetles and lepidopterans, arthropods, amphibians, small birds, reptiles, and plant material in their diet.

Commonly living in arid, open habitats with little woody vegetation, meerkats occur in southwestern Botswana, western and southern Namibia, and northern and western South Africa; the range barely extends into southwestern Angola. With no significant threats to the population, the meerkat is listed as Least Concern on the IUCN Red List. Meerkats are widely depicted in television, movies and other media.

Etymology

The word 'meerkat' derives from the Dutch name for a kind of monkey, which in turn comes from the Old High German mericazza, possibly as a combination of meer ('lake') and kat ('cat'). This may be related to the similar Hindi: मर्कट (markat, or monkey), deriving from Sanskrit, though the Germanic origin of the word predates any known connections to India. The name was used for small mammals in South Africa from 1801 onward, possibly because the Dutch colonialists used the name in reference to many burrowing animals.[5][6] The native South African[clarification needed] name for the meerkat is 'suricate', possibly deriving from the French 'surikate', which in turn may have a Dutch origin. In Afrikaans the meerkat is called graatjiemeerkat or stokstertmeerkat; the term mierkatte or meerkatte can refer to both the meerkat and the yellow mongoose (Afrikaans: rooimeerkat). In colloquial Afrikaans mier means 'ant' and kat means 'cat', hence the name probably refers to the meerkat's association with termite mounds.[3][7][8]

Taxonomy

 
Illustration of meerkats by Robert Jacob Gordon (1777)

In 1776, Johann Christian Daniel von Schreber described a meerkat from the Cape of Good Hope, giving it the scientific name Viverra suricatta.[9] The generic name Suricata was proposed by Anselme Gaëtan Desmarest in 1804, who also described a zoological specimen from the Cape of Good Hope.[10] The present scientific name Suricata suricatta was first used by Oldfield Thomas and Harold Schwann in 1905 when they described a specimen collected at Wakkerstroom. They suggested there were four local meerkat races in the Cape and Deelfontein, Grahamstown, Orange River Colony and southern Transvaal, and Klipfontein respectively.[11] Several zoological specimens were described between the late 18th and 20th centuries, of which three are recognised as valid subspecies:[3][12]

  • S. s. suricatta (Schreber, 1776) occurs in southern Namibia, southern Botswana, and South Africa.
  • S. s. majoriae Bradfield, 1936 occurs in central and northwestern Namibia.[13]
  • S. s. iona Crawford-Cabral, 1971 occurs in southwestern Angola.[14]

Phylogeny and evolution

Meerkat fossils dating back to 2.59 to 0.01 million years ago have been excavated in various locations in South Africa.[15] A 2009 phylogenetic study of the family Herpestidae suggests it split into two lineages around the Early Miocene (25.4–18.2 mya)—eusocial and solitary mongooses. The meerkat belongs to the monophyletic eusocial mongoose clade along with several other African mongooses: Crossarchus (kusimanse), Helogale (dwarf mongoose), Liberiictis (Liberian mongoose) and Mungos (banded mongoose). The solitary mongoose lineage comprises two clades including species such as Meller's mongoose (Rhynchogale melleri) and the yellow mongoose (Cynictis penicillata). The meerkat genetically diverged from the rest of the clade 22.6–15.6 mya. The phylogenetic relationships of the meerkat are depicted as follows:[16]

Herpestidae
 eusocial

Meerkat (Suricata suricatta)  

Banded mongoose (Mungos mungo)  

Liberian mongoose (Liberiictis kuhni)

Helogale

Common dwarf mongoose (Helogale parvula)  

Ethiopian dwarf mongoose (Helogale hirtula)

Crossarchus

Common kusimanse (Crossarchus obscurus)  

Alexander's kusimanse (Crossarchus alexandri)

solitary

Ichneumia, Cynictis, Paracynictis, Rhynchogale, Bdeogale, Galerella and Egyptian mongoose (Herpestes ichneumon)

Asian Herpestes, long-nosed mongoose (H. naso) and marsh mongoose (Atilax paludinosus)

Characteristics

 
Close view of a meerkat. Note the banded pattern, the big eye circles and the thin tail.
 
The sharp, curved foreclaws are adapted for digging.
 
Skull of a meerkat

The meerkat is a small mongoose of slim build characterised by a broad head, large eyes, a pointed snout, long legs, a thin tapering tail and a brindled coat pattern. It is smaller than most other mongooses except the dwarf mongooses (genus Helogale) and possibly Galerella species.[3] The head-and-body length is around 24–35 cm (9.4–13.8 in), and the weight has been recorded to be between 0.62–0.97 kg (1.4–2.1 lb) without much variation between the sexes (though some dominant females can be heavier than the rest).[3][12] The soft coat is light grey to yellowish brown with alternate, poorly-defined light and dark bands on the back. Individuals from the southern part of the range tend to be darker. The guard hairs, light at the base, have two dark rings and are tipped with black or silvery white; several such hairs aligned together give rise to the coat pattern.[3][17] These hairs are typically between 1.5 and 2 cm (0.59 and 0.79 in), but measure 3–4 cm (1.2–1.6 in) on the flanks. Its head is mostly white and the underparts are covered sparsely with dark reddish-brown fur, with the dark skin underneath showing through.[12][18] The eyes, in sockets covering over 20% of the skull length, are capable of binocular vision.[3][19] The slim, yellowish tail, unlike the bushy tails of many other mongooses, measures 17 to 25 cm (6.7 to 9.8 in), and is tipped with black. Females have six nipples.[3] The meerkat looks similar to two sympatric species—the banded and the yellow mongooses. The meerkat can be told apart from the banded mongoose by its smaller size, shorter tail and bigger eyes relative to the head; the yellow mongoose differs in having a bushy tail and lighter coat with an inner layer of yellow fur under the normal brown fur.[12]

The meerkat has 36 teeth with the dental formula of 3.1.3.23.1.3.2.[3][12] It is well adapted for digging, movement through tunnels and standing erect, though it is not as capable of running and climbing. The big, sharp and curved foreclaws (slightly longer than the hindclaws) are highly specialised among the feliforms, and enable the meerkat to dig efficiently.[3][20] The black, crescent-like ears can be closed to prevent the entry of dirt and debris while digging. The tail is used to balance when standing upright.[3] Digitigrade, the meerkat has four digits on each foot with thick pads underneath.[12]

The meerkat has a specialised thermoregulation system that helps it survive in its harsh desert habitat. A study showed that its body temperature follows a diurnal rhythm, averaging 38.3 °C (100.9 °F) during the day and 36.3 °C (97.3 °F) at night.[21] As the body temperature falls below the thermoneutral zone, determined to be 30–32.5 °C (86.0–90.5 °F), the heart rate and oxygen consumption plummet; perspiration increases sharply at temperatures above this range. Additionally, it has a basal metabolic rate remarkably lower than other carnivores, which helps in conserving water, surviving on lower amounts of food and decreasing heat output from metabolic processes. During winter, it balances heat loss by increasing the metabolic heat generation and other methods such as sunbathing.[3][12][21]

Ecology and behaviour

 
A pack of meerkats
 
Huddling together for warmth

The meerkat is a social mammal, forming packs of two to 30 individuals each comprising nearly equal numbers of either sex and multiple family units of pairs and their offspring. Members of a pack take turns at jobs such as looking after pups and keeping a lookout for predators.[22] Meerkats are a cooperatively breeding species—typically the dominant 'breeders' in a pack produce offspring, and the nonbreeding, subordinate 'helpers' provide altruistic care for the pups. This division of labour is not as strictly defined as it is in specialised eusocial species, such as the breeder-worker distinction in ants.[23] Moreover, meerkats have a clear dominance hierarchy with older individuals having a higher social status.[18][22] A study showed that dominant individuals can contribute more to offspring care when fewer helpers were available; subordinate members increased their contributions if they could forage better.[23]

Packs live in rock crevices in stony areas and in large burrow systems in plains. A pack generally occupies a home range, 5 km2 (1.9 sq mi) large on average but sometimes as big as 15 km2 (5.8 sq mi), containing many burrows 50 to 100 m (160 to 330 ft) apart, of which some remain unused.[22] A 2019 study showed that large burrows towards the centre of a range are preferred over smaller ones located near the periphery; this was especially the case with packs that had pups to raise. A pack may shift to another burrow if the dominant female has little success finding prey in an area.[24] The area near the periphery of home ranges is scent marked mostly by the dominant individuals; there are communal latrines, 1 km2 (0.39 sq mi) large, close to the burrows.[22] Packs can migrate collectively in search of food, to escape high predator pressure and during floods.[3]

 
Meerkats fighting, in South Africa
 
Auckland Zoo, 2018, close up of a Meerkat in lookout position

Meerkats are highly vigilant, and frequently survey their surroundings by turning their heads side to side; some individuals always stand sentry and look out for danger. Vocal communication is used frequently in different contexts; for instance repetitive, high-pitched barks are used to warn others of predators nearby.[3][25] They will generally retreat to their burrows for safety, where they will remain until the danger is gone. They stick their heads out of burrows to check the area outside, still barking. Mobs of meerkats fiercely attack snakes that may come near them.[22] Raptors such as bateleurs, martial eagles, tawny eagles, and pale chanting goshawks are major aerial predators; on the ground, meerkats may be threatened by bat-eared foxes, black-backed jackals, and Cape foxes.[12][22]

Social behaviour

Encounters between members of different packs are highly aggressive, leading to severe injuries and often deaths; 19% of meerkats die by conspecific violence, which is the highest recorded percentage among mammals.[26] Females, often the heaviest ones, try to achieve dominance over the rest in many ways such as fierce competition or taking over from the leader of the pack.[18][22] A study showed that females who grew faster were more likely to assert dominance, though males did not show such a trend.[27] Males seeking dominance over groups tend to scent mark extensively and are not submissive; they often drive out older males in a group and take over the pack themselves.[22] Subordinate individuals face difficulties in breeding successfully; for instance, dominant females often kill the litters of subordinate ones. As such, subordinate individuals might disperse to other packs to find mates during the breeding season.[28][29] Some subordinate meerkats will even kill the pups of dominant members in order to improve their own offspring's position.[30] It can take days for emigrants to secure entry into other packs, and they often face aversion from the members. Males typically succeed in joining existing groups; they often inspect other packs and their burrow systems in search of breeding opportunities. Many often team up in 'coalitions' for as long as two months and travel nearly 5 km (3.1 mi) a day on twisted paths.[31][22] Dispersal appears to be less common in females, possibly because continuing to stay within a pack can eventually win them dominance over other members.[22] Dispersed females travel longer than coalitions, and tend to start groups of their own or join other similar females; they aim for groups of emigrant males or those without a breeding female. Subordinate females, unlike subordinate males, might be ousted from their packs, especially in the latter part of the dominant female's pregnancy, though they may be allowed to return after the birth of the pups.[12][22]

Burrowing

 
A meerkat sitting close to openings of a warren

Meerkat burrows are typically 5 m (16 ft) in diameter with around 15 openings, though one of dimensions 25 by 32 m (82 by 105 ft) with as many as 90 holes has been reported. These large underground networks comprise two to three levels of tunnels up to 1.5 m (4 ft 11 in) into the ground; the tunnels, around 7.5 cm (3.0 in) high at the top, become broader after descending around a metre. The entrances, 15 cm (5.9 in) in diameter, are created by digging at an angle of 40 degrees to the surface; the soil accumulated as a result can slightly increase the height of burrow sites. 'Boltholes' are used for a quick escape if dangers are detected.[3][18] While constructing or renovating burrows meerkats will line up to form a continuous head-to-tail chain, break the soil into crumbs with their foreclaws, scoop it out with their forepaws joined and throw it behind them between their hindlegs.[22]

Outside temperatures are not reflected at once within burrows; instead there is usually an eight-hour lag which creates a temperature gradient in warrens, so that burrows are coolest in daytime and warmest at night.[3][12] Temperatures inside burrows typically vary between 21 and 39 °C (70 and 102 °F) in summer and −4 and 26 °C (25 and 79 °F) in winter; temperatures at greater depths vary to a much lesser extent, with summer temperatures around 22.6 to 23.2 °C (72.7 to 73.8 °F) and winter temperatures around 10 to 10.8 °C (50.0 to 51.4 °F). This reduces the need for meerkats to thermoregulate individually by providing a comfortable microclimate within burrows; moreover, burrowing protects meerkats in harsh weather and at extreme temperatures.[3][12] Consequently, meerkats spend considerable time in burrows; they are active mainly during the day and return to burrows after dark and often to escape the heat of the afternoon.[3][12] Activity peaks during the early morning and late afternoon.[22] Meerkats huddle together to sleep in compact groups, sunbathe and recline on warm rocks or damp soil to adjust their body temperatures.[12]

Meerkats tend to occupy the burrows of other small mammals more than constructing them on their own; they generally share burrows with Cape ground squirrels and yellow mongooses. Cape ground squirrels and meerkats usually do not fight for space or food. Though yellow mongooses are also insectivores like meerkats, competition for prey is minimal as yellow mongooses are less selective in their diet. This association is beneficial to all the species as it saves time and efforts spent in making separate warrens. Many other species have also been recorded in the meerkat burrows, including African pygmy mice, Cape grey mongooses, four-striped grass mice, Highveld gerbils, rock hyraxes, slender mongooses, South African springhares and white-tailed rats.[3][25]

Vocalisations

 
Calls of meerkats (above) and banded mongooses (below)[32]

Meerkats have a broad vocal repertoire that they use to communicate among one another in several contexts; many of these calls may be combined by repetition of the same call or mixing different sounds. A study recorded 12 different types of call combinations used in different situations such as guarding against predators, caring for young, digging, sunbathing, huddling together and aggression.[33]

Short-range 'close calls' are produced while foraging and after scanning the vicinity for predators.[34] 'Recruitment calls' can be produced to collect meerkats on sighting a snake or to investigate excrement or hair samples of predators or unfamiliar meerkats. 'Alarm calls' are given out on detecting predators. All these calls differ in their acoustic characteristics, and can evoke different responses in the 'receivers' (meerkats who hear the call); generally the greater the urgency of the scenario in which the call is given, the stronger is the response in the receivers.[35]

This indicates that meerkats are able to perceive the nature of the risk and the degree of urgency from the acoustics of a call, transmit it and respond accordingly.[35] For instance, upon hearing a terrestrial predator alarm call, meerkats are most likely to scan the area and move towards the source of the call, while an aerial predator alarm call would most likely cause them to crouch down.[35] A recruitment call would cause receivers to raise their tails (and often their hair) and move slowly towards the source.[35][36][37]

The complexity of calls produced by different mongooses varies by their social structure and ecology. For instance eusocial mongooses such as meerkats and banded mongooses use calls in a greater variety of contexts than do the solitary slender mongooses. Moreover, meerkats have more call types than do banded mongooses.[38] Meerkat calls carry information to identify the signaling individual or pack, but meerkats do not appear to differentiate between calls from different sources.[39][40] The calls of banded mongooses also carry a 'vocal signature' to identify the caller.[32]

Diet

 
Eating a frog

The meerkat is primarily an insectivore, feeding heavily on beetles and lepidopterans; it can additionally feed on eggs, amphibians, arthropods (such as scorpions, to whose venom they are immune), reptiles, small birds (such as the southern anteater-chat), plants and seeds. Captive meerkats include plenty of fruits and vegetables in their diet, and also kill small mammals by biting the backs of their skulls.[3][22] They have also been observed feeding on the desert truffle Kalaharituber pfeilii.[41] Meerkats often eat citron melons and dig out roots and tubers for their water content.[3]

Mongooses spend nearly five to eight hours foraging every day. Like other social mongooses, meerkats in a pack will disperse within 5 m (16 ft) of one another and browse systematically in areas within their home range without losing visual or vocal contact. Some individuals stand sentry while the rest are busy foraging. Meerkats return to an area only after a week of the last visit so that the food supply is replenished sufficiently. They hunt by scent, and often dig out soil or turn over stones to uncover hidden prey. Meerkats typically do not give chase to their prey, though they may pursue geckos and lizards over several metres.[3][22] Food intake is typically low during winter.[12]

 
Pregnant meerkat in South Africa

Reproduction

 
Meerkat pups
 
Meerkats mating in Perth Zoo

Meerkats breed throughout the year with seasonal peaks, typically during months of heavy rainfall; for instance, maximum births occur from January to March in the southern Kalahari. Generally only dominant individuals breed, though subordinate members can also mate in highly productive years. Females become sexually mature at two to three years of age. Dominant females can have up to four litters annually (lesser for subordinate females), and the number depends on the amount of precipitation. Mating behaviour has been studied in captive individuals. Courtship behaviour is limited; the male fights with his partner, getting hold of her by her snout. He will grip the nape of her neck if she resists mounting, and hold her down by grasping her flanks during copulation.[12][22]

After a gestation of 60 to 70 days, a litter of three to seven pups is born. Pups weigh around 100 g (3.5 oz) in the first few days of birth; the average growth rate for the first three months is 4.5 g (0.16 oz) per day, typically the fastest in the first month.[12] A 2019 study showed that growth and survival rates of pups might decrease with increase in temperature.[42]

Infants make continuous sounds that resemble bird-like tweets, that change to a shrill contact call as they grow older. Young pups are kept securely in a den, from where they emerge after around 16 days, and start foraging with adults by 26 days. The nonbreeding members of the pack help substantially with juvenile care, for instance they feed the pups and huddle with them for warmth.[12][22] A study showed that nearly half of the litters of dominant females, especially those born later in the breeding season were nursed by subordinate females, mostly those that were or recently had been pregnant.[43]

Sex biases have been observed in feeding; for instance, female helpers feed female pups more than male pups unlike male helpers who feed both equally. This is possibly because the survival of female pups is more beneficial to female helpers as females are more likely to remain in their natal pack.[12][22] Some helpers contribute to all activities more than others, though none of them might be specialised in any of them.[44] Sometimes helpers favour their own needs over those of pups and decide not to feed them; this behaviour, known as "false-feeding", is more common when the prey is more valued by the meerkat.[45]

The father remains on guard and protects his offspring, while the mother spends a lot of time foraging to produce enough milk for her young. Mothers give out shrill, repetitive calls to ensure their pups follow them and remain close together.[12][22] Unable to forage themselves, young pups vocalise often seeking food from their carers.[46] Like many species, meerkat pups learn by observing and mimicking adult behaviour, though adults also engage in active instruction. For example, meerkat adults teach their pups how to eat a venomous scorpion by removing the stinger and showing the pups how to handle the creature.[47] The mother runs around with prey in her mouth, prompting her pups to catch it.[3] Pups become independent enough to forage at around 12 weeks of age.[22] Meerkats are estimated to survive for five to 15 years in the wild; the maximum lifespan recorded in captivity is 20.6 years.[12]

Females appear to be able to discriminate the odour of their kin from that of others.[48] Kin recognition is a useful ability that facilitates cooperation among relatives and the avoidance of inbreeding. When mating occurs between meerkat relatives it often results in negative fitness consequences (inbreeding depression), that affect a variety of traits such as pup mass at emergence from the natal burrow, hindleg length, growth until independence and juvenile survival.[49] These negative effects are likely due to the increased homozygosity or higher genetic similarity among individuals that arise from inbreeding and the consequent expression of deleterious recessive mutations.[50]

Distribution and habitat

 
Meerkats prefer areas with short grasses.

The meerkat occurs in southwestern Botswana, western and southern Namibia, northern and western South Africa; the range barely extends into southwestern Angola.[2] It lives in areas with stony, often calcareous ground in a variety of arid, open habitats with little woody vegetation. It is common in savannahs, open plains and rocky areas beside dry rivers in biomes such as the Fynbos and the Karoo, where the mean yearly rainfall is below 600 mm (24 in). The average precipitation reduces to 100 to 400 mm (3.9 to 15.7 in) towards the northwestern areas of the range. It prefers areas with short grasses and shrubs common in velds, such as camelthorn in Namibia and Acacia in the Kalahari. It is absent from true deserts, montane regions and forests.[3][12][22] Population densities vary greatly between places, and are significantly influenced by predators and rainfall.[51] For instance, a study in the Kgalagadi Transfrontier Park, where predation pressure is high, recorded a lower mean meerkat density relative to a ranch with lower occurrence of predators; in response to a 10% decrease in rainfall over a year, the density fell from 0.95 to 0.32/km2 (2.46 to 0.83/sq mi).[12]

Threats and conservation

The meerkat is listed as Least Concern on the IUCN Red List; the population trend appears to be stable.[2] There are no significant threats except low rainfall, which can lead to deaths of entire packs. Research has shown that temperature extremes have negative impacts on Kalahari Desert meerkats.[42][52] Increased maximum air temperature is correlated with decreased survival and body mass in pups, perhaps as a result of dehydration from water loss during evaporative cooling or decreased water content in food, or from the heavier metabolic costs of thermoregulation on hot days.[42] Higher temperatures are also associated with increased rates of endemic tuberculosis infection; this may be due to decreased immune function resulting from physiological stress, as well as increased male emigration rates observed during heat waves.[52]

Meerkats occur in several protected areas such as the Kgalagadi Transfrontier Park and the Makgadikgadi Pan.[12] The Kalahari Meerkat Project, founded by Tim Clutton-Brock, is a long-term research project run by four different research groups that focuses on understanding cooperative behaviour in meerkats. It began in the Gemsbok National Park but was shifted to the Kuruman River Reserve in 1993.[53]

In culture

Meerkats are generally tame animals.[3] However, they are unsuitable as a pet as they can be aggressive and have a strong, ferret-like odour.[54] In South Africa meerkats are used to kill rodents in rural households and lepidopterans in farmlands. Meerkats can transmit rabies to humans, but yellow mongooses appear to be more common vectors. It has been suggested that meerkats may even limit the spread of rabies by driving out yellow mongooses from their burrows; meerkats are generally not persecuted given their economic significance in crop protection, though they may be killed due to rabies control measures to eliminate yellow mongooses. Meerkats can also spread tick-borne diseases.[3]

Meerkats have been widely portrayed in movies, television and other media. A popular example is Timon from the Lion King franchise, who is an anthropomorphic meerkat.[55] Meerkat Manor (2005–2008), a television programme produced by Oxford Scientific Films that was aired on Animal Planet, focused on groups of meerkats in the Kalahari that were being studied in the Kalahari Meerkat Project.[56] Meerkats populated an acidic floating island in the 2012 film Life of Pi.[57]

See also

References

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Further reading

  • Macdonald, D. (1999). Meerkats. London: New Holland Publishers.
  • Ross-Gillespie, A.; Griffin, A. S. (2007). "Meerkats" (PDF). Current Biology. 17 (12): R442–R443. doi:10.1016/j.cub.2007.03.045. PMID 17580068.
  • Clutton-Brock, T.; Manser, M. (PDF) (Report). University of Cambridge. Archived from the original (PDF) on 9 October 2007.
  • Candea, M. (2010). ""I fell in love with Carlos the meerkat": Engagement and detachment in human-animal relations". American Ethnologist. 37 (2): 241–258. doi:10.1111/j.1548-1425.2010.01253.x.

External links

  • "Meerkat". Animal Diversity, University of Michigan.

meerkat, this, article, about, mammal, other, uses, disambiguation, redirects, here, 2008, british, film, meerkat, suricata, suricatta, suricate, small, mongoose, found, southern, africa, characterised, broad, head, large, eyes, pointed, snout, long, legs, thi. This article is about the mammal For other uses see Meerkat disambiguation Meerkats redirects here For the 2008 British film see The Meerkats The meerkat Suricata suricatta or suricate is a small mongoose found in southern Africa It is characterised by a broad head large eyes a pointed snout long legs a thin tapering tail and a brindled coat pattern The head and body length is around 24 35 cm 9 4 13 8 in and the weight is typically between 0 62 and 0 97 kg 1 4 and 2 1 lb The coat is light grey to yellowish brown with alternate poorly defined light and dark bands on the back Meerkats have foreclaws adapted for digging and have the ability to thermoregulate to survive in their harsh dry habitat Three subspecies are recognised MeerkatTemporal range Early Pleistocene Recent PreꞒ Ꞓ O S D C P T J K Pg N 1 A mob of meerkats in Tswalu Kalahari ReserveConservation statusLeast Concern IUCN 3 1 2 Scientific classificationDomain EukaryotaKingdom AnimaliaPhylum ChordataClass MammaliaOrder CarnivoraSuborder FeliformiaFamily HerpestidaeGenus SuricataSpecies S suricattaBinomial nameSuricata suricatta Schreber 1776 SubspeciesList S s suricatta Schreber 1776 S s majoriae Bradfield 1936S s iona Crawford Cabral 1971 Range of the meerkat 2 Synonyms 3 4 List Rhyzaena Wagner 1841Viverra suricatta Schreber 1776V tetradactyla Pallas 1777Mus zenik Scopoli 1786Suricata capensis Desmarest 1804S viverrina Desmarest 1819S namaquensis Thomas and Schwann 1905 S hamiltoni Thomas and Schwann 1905 S lophurus Thomas and Schwann 1905 S hahni Thomas 1927 S majoriae Bradfield 1936Meerkats are highly social and form packs of two to 30 individuals each that occupy home ranges around 5 km2 1 9 sq mi in area There is a social hierarchy generally dominant individuals in a pack breed and produce offspring and the nonbreeding subordinate members provide altruistic care to the pups Breeding occurs around the year with peaks during heavy rainfall after a gestation of 60 to 70 days a litter of three to seven pups is born They live in rock crevices in stony often calcareous areas and in large burrow systems in plains The burrow systems typically 5 m 16 ft in diameter with around 15 openings are large underground networks consisting of two to three levels of tunnels These tunnels are around 7 5 cm 3 0 in high at the top and wider below and extend up to 1 5 m 4 ft 11 in into the ground Burrows have moderated internal temperatures and provide a comfortable microclimate that protects meerkats in harsh weather and at extreme temperatures Meerkats are active during the day mostly in the early morning and late afternoon they remain continually alert and retreat to burrows when sensing danger They use a broad variety of calls to communicate among one another for different purposes for example to raise an alarm on sighting a predator Primarily insectivorous meerkats feed heavily on beetles and lepidopterans arthropods amphibians small birds reptiles and plant material in their diet Commonly living in arid open habitats with little woody vegetation meerkats occur in southwestern Botswana western and southern Namibia and northern and western South Africa the range barely extends into southwestern Angola With no significant threats to the population the meerkat is listed as Least Concern on the IUCN Red List Meerkats are widely depicted in television movies and other media Contents 1 Etymology 2 Taxonomy 3 Phylogeny and evolution 4 Characteristics 5 Ecology and behaviour 5 1 Social behaviour 5 2 Burrowing 5 3 Vocalisations 5 4 Diet 5 5 Reproduction 6 Distribution and habitat 7 Threats and conservation 8 In culture 9 See also 10 References 11 Further reading 12 External linksEtymologyThe word meerkat derives from the Dutch name for a kind of monkey which in turn comes from the Old High German mericazza possibly as a combination of meer lake and kat cat This may be related to the similar Hindi मर कट markat or monkey deriving from Sanskrit though the Germanic origin of the word predates any known connections to India The name was used for small mammals in South Africa from 1801 onward possibly because the Dutch colonialists used the name in reference to many burrowing animals 5 6 The native South African clarification needed name for the meerkat is suricate possibly deriving from the French surikate which in turn may have a Dutch origin In Afrikaans the meerkat is called graatjiemeerkat or stokstertmeerkat the term mierkatte or meerkatte can refer to both the meerkat and the yellow mongoose Afrikaans rooimeerkat In colloquial Afrikaans mier means ant and kat means cat hence the name probably refers to the meerkat s association with termite mounds 3 7 8 Taxonomy nbsp Illustration of meerkats by Robert Jacob Gordon 1777 In 1776 Johann Christian Daniel von Schreber described a meerkat from the Cape of Good Hope giving it the scientific name Viverra suricatta 9 The generic name Suricata was proposed by Anselme Gaetan Desmarest in 1804 who also described a zoological specimen from the Cape of Good Hope 10 The present scientific name Suricata suricatta was first used by Oldfield Thomas and Harold Schwann in 1905 when they described a specimen collected at Wakkerstroom They suggested there were four local meerkat races in the Cape and Deelfontein Grahamstown Orange River Colony and southern Transvaal and Klipfontein respectively 11 Several zoological specimens were described between the late 18th and 20th centuries of which three are recognised as valid subspecies 3 12 S s suricatta Schreber 1776 occurs in southern Namibia southern Botswana and South Africa S s majoriae Bradfield 1936 occurs in central and northwestern Namibia 13 S s iona Crawford Cabral 1971 occurs in southwestern Angola 14 Phylogeny and evolutionMeerkat fossils dating back to 2 59 to 0 01 million years ago have been excavated in various locations in South Africa 15 A 2009 phylogenetic study of the family Herpestidae suggests it split into two lineages around the Early Miocene 25 4 18 2 mya eusocial and solitary mongooses The meerkat belongs to the monophyletic eusocial mongoose clade along with several other African mongooses Crossarchus kusimanse Helogale dwarf mongoose Liberiictis Liberian mongoose and Mungos banded mongoose The solitary mongoose lineage comprises two clades including species such as Meller s mongoose Rhynchogale melleri and the yellow mongoose Cynictis penicillata The meerkat genetically diverged from the rest of the clade 22 6 15 6 mya The phylogenetic relationships of the meerkat are depicted as follows 16 Herpestidae eusocial Meerkat Suricata suricatta nbsp Banded mongoose Mungos mungo nbsp Liberian mongoose Liberiictis kuhni Helogale Common dwarf mongoose Helogale parvula nbsp Ethiopian dwarf mongoose Helogale hirtula Crossarchus Common kusimanse Crossarchus obscurus nbsp Alexander s kusimanse Crossarchus alexandri solitary Ichneumia Cynictis Paracynictis Rhynchogale Bdeogale Galerella and Egyptian mongoose Herpestes ichneumon Asian Herpestes long nosed mongoose H naso and marsh mongoose Atilax paludinosus Characteristics nbsp Close view of a meerkat Note the banded pattern the big eye circles and the thin tail nbsp The sharp curved foreclaws are adapted for digging nbsp Skull of a meerkat The meerkat is a small mongoose of slim build characterised by a broad head large eyes a pointed snout long legs a thin tapering tail and a brindled coat pattern It is smaller than most other mongooses except the dwarf mongooses genus Helogale and possibly Galerella species 3 The head and body length is around 24 35 cm 9 4 13 8 in and the weight has been recorded to be between 0 62 0 97 kg 1 4 2 1 lb without much variation between the sexes though some dominant females can be heavier than the rest 3 12 The soft coat is light grey to yellowish brown with alternate poorly defined light and dark bands on the back Individuals from the southern part of the range tend to be darker The guard hairs light at the base have two dark rings and are tipped with black or silvery white several such hairs aligned together give rise to the coat pattern 3 17 These hairs are typically between 1 5 and 2 cm 0 59 and 0 79 in but measure 3 4 cm 1 2 1 6 in on the flanks Its head is mostly white and the underparts are covered sparsely with dark reddish brown fur with the dark skin underneath showing through 12 18 The eyes in sockets covering over 20 of the skull length are capable of binocular vision 3 19 The slim yellowish tail unlike the bushy tails of many other mongooses measures 17 to 25 cm 6 7 to 9 8 in and is tipped with black Females have six nipples 3 The meerkat looks similar to two sympatric species the banded and the yellow mongooses The meerkat can be told apart from the banded mongoose by its smaller size shorter tail and bigger eyes relative to the head the yellow mongoose differs in having a bushy tail and lighter coat with an inner layer of yellow fur under the normal brown fur 12 The meerkat has 36 teeth with the dental formula of 3 1 3 2 3 1 3 2 3 12 It is well adapted for digging movement through tunnels and standing erect though it is not as capable of running and climbing The big sharp and curved foreclaws slightly longer than the hindclaws are highly specialised among the feliforms and enable the meerkat to dig efficiently 3 20 The black crescent like ears can be closed to prevent the entry of dirt and debris while digging The tail is used to balance when standing upright 3 Digitigrade the meerkat has four digits on each foot with thick pads underneath 12 The meerkat has a specialised thermoregulation system that helps it survive in its harsh desert habitat A study showed that its body temperature follows a diurnal rhythm averaging 38 3 C 100 9 F during the day and 36 3 C 97 3 F at night 21 As the body temperature falls below the thermoneutral zone determined to be 30 32 5 C 86 0 90 5 F the heart rate and oxygen consumption plummet perspiration increases sharply at temperatures above this range Additionally it has a basal metabolic rate remarkably lower than other carnivores which helps in conserving water surviving on lower amounts of food and decreasing heat output from metabolic processes During winter it balances heat loss by increasing the metabolic heat generation and other methods such as sunbathing 3 12 21 Ecology and behaviour nbsp A pack of meerkats nbsp Huddling together for warmthThe meerkat is a social mammal forming packs of two to 30 individuals each comprising nearly equal numbers of either sex and multiple family units of pairs and their offspring Members of a pack take turns at jobs such as looking after pups and keeping a lookout for predators 22 Meerkats are a cooperatively breeding species typically the dominant breeders in a pack produce offspring and the nonbreeding subordinate helpers provide altruistic care for the pups This division of labour is not as strictly defined as it is in specialised eusocial species such as the breeder worker distinction in ants 23 Moreover meerkats have a clear dominance hierarchy with older individuals having a higher social status 18 22 A study showed that dominant individuals can contribute more to offspring care when fewer helpers were available subordinate members increased their contributions if they could forage better 23 Packs live in rock crevices in stony areas and in large burrow systems in plains A pack generally occupies a home range 5 km2 1 9 sq mi large on average but sometimes as big as 15 km2 5 8 sq mi containing many burrows 50 to 100 m 160 to 330 ft apart of which some remain unused 22 A 2019 study showed that large burrows towards the centre of a range are preferred over smaller ones located near the periphery this was especially the case with packs that had pups to raise A pack may shift to another burrow if the dominant female has little success finding prey in an area 24 The area near the periphery of home ranges is scent marked mostly by the dominant individuals there are communal latrines 1 km2 0 39 sq mi large close to the burrows 22 Packs can migrate collectively in search of food to escape high predator pressure and during floods 3 nbsp Meerkats fighting in South Africa nbsp Auckland Zoo 2018 close up of a Meerkat in lookout positionMeerkats are highly vigilant and frequently survey their surroundings by turning their heads side to side some individuals always stand sentry and look out for danger Vocal communication is used frequently in different contexts for instance repetitive high pitched barks are used to warn others of predators nearby 3 25 They will generally retreat to their burrows for safety where they will remain until the danger is gone They stick their heads out of burrows to check the area outside still barking Mobs of meerkats fiercely attack snakes that may come near them 22 Raptors such as bateleurs martial eagles tawny eagles and pale chanting goshawks are major aerial predators on the ground meerkats may be threatened by bat eared foxes black backed jackals and Cape foxes 12 22 Social behaviour Encounters between members of different packs are highly aggressive leading to severe injuries and often deaths 19 of meerkats die by conspecific violence which is the highest recorded percentage among mammals 26 Females often the heaviest ones try to achieve dominance over the rest in many ways such as fierce competition or taking over from the leader of the pack 18 22 A study showed that females who grew faster were more likely to assert dominance though males did not show such a trend 27 Males seeking dominance over groups tend to scent mark extensively and are not submissive they often drive out older males in a group and take over the pack themselves 22 Subordinate individuals face difficulties in breeding successfully for instance dominant females often kill the litters of subordinate ones As such subordinate individuals might disperse to other packs to find mates during the breeding season 28 29 Some subordinate meerkats will even kill the pups of dominant members in order to improve their own offspring s position 30 It can take days for emigrants to secure entry into other packs and they often face aversion from the members Males typically succeed in joining existing groups they often inspect other packs and their burrow systems in search of breeding opportunities Many often team up in coalitions for as long as two months and travel nearly 5 km 3 1 mi a day on twisted paths 31 22 Dispersal appears to be less common in females possibly because continuing to stay within a pack can eventually win them dominance over other members 22 Dispersed females travel longer than coalitions and tend to start groups of their own or join other similar females they aim for groups of emigrant males or those without a breeding female Subordinate females unlike subordinate males might be ousted from their packs especially in the latter part of the dominant female s pregnancy though they may be allowed to return after the birth of the pups 12 22 Burrowing nbsp A meerkat sitting close to openings of a warrenMeerkat burrows are typically 5 m 16 ft in diameter with around 15 openings though one of dimensions 25 by 32 m 82 by 105 ft with as many as 90 holes has been reported These large underground networks comprise two to three levels of tunnels up to 1 5 m 4 ft 11 in into the ground the tunnels around 7 5 cm 3 0 in high at the top become broader after descending around a metre The entrances 15 cm 5 9 in in diameter are created by digging at an angle of 40 degrees to the surface the soil accumulated as a result can slightly increase the height of burrow sites Boltholes are used for a quick escape if dangers are detected 3 18 While constructing or renovating burrows meerkats will line up to form a continuous head to tail chain break the soil into crumbs with their foreclaws scoop it out with their forepaws joined and throw it behind them between their hindlegs 22 Outside temperatures are not reflected at once within burrows instead there is usually an eight hour lag which creates a temperature gradient in warrens so that burrows are coolest in daytime and warmest at night 3 12 Temperatures inside burrows typically vary between 21 and 39 C 70 and 102 F in summer and 4 and 26 C 25 and 79 F in winter temperatures at greater depths vary to a much lesser extent with summer temperatures around 22 6 to 23 2 C 72 7 to 73 8 F and winter temperatures around 10 to 10 8 C 50 0 to 51 4 F This reduces the need for meerkats to thermoregulate individually by providing a comfortable microclimate within burrows moreover burrowing protects meerkats in harsh weather and at extreme temperatures 3 12 Consequently meerkats spend considerable time in burrows they are active mainly during the day and return to burrows after dark and often to escape the heat of the afternoon 3 12 Activity peaks during the early morning and late afternoon 22 Meerkats huddle together to sleep in compact groups sunbathe and recline on warm rocks or damp soil to adjust their body temperatures 12 Meerkats tend to occupy the burrows of other small mammals more than constructing them on their own they generally share burrows with Cape ground squirrels and yellow mongooses Cape ground squirrels and meerkats usually do not fight for space or food Though yellow mongooses are also insectivores like meerkats competition for prey is minimal as yellow mongooses are less selective in their diet This association is beneficial to all the species as it saves time and efforts spent in making separate warrens Many other species have also been recorded in the meerkat burrows including African pygmy mice Cape grey mongooses four striped grass mice Highveld gerbils rock hyraxes slender mongooses South African springhares and white tailed rats 3 25 Vocalisations nbsp Calls of meerkats above and banded mongooses below 32 Further information Signalling theory Meerkats have a broad vocal repertoire that they use to communicate among one another in several contexts many of these calls may be combined by repetition of the same call or mixing different sounds A study recorded 12 different types of call combinations used in different situations such as guarding against predators caring for young digging sunbathing huddling together and aggression 33 Short range close calls are produced while foraging and after scanning the vicinity for predators 34 Recruitment calls can be produced to collect meerkats on sighting a snake or to investigate excrement or hair samples of predators or unfamiliar meerkats Alarm calls are given out on detecting predators All these calls differ in their acoustic characteristics and can evoke different responses in the receivers meerkats who hear the call generally the greater the urgency of the scenario in which the call is given the stronger is the response in the receivers 35 This indicates that meerkats are able to perceive the nature of the risk and the degree of urgency from the acoustics of a call transmit it and respond accordingly 35 For instance upon hearing a terrestrial predator alarm call meerkats are most likely to scan the area and move towards the source of the call while an aerial predator alarm call would most likely cause them to crouch down 35 A recruitment call would cause receivers to raise their tails and often their hair and move slowly towards the source 35 36 37 The complexity of calls produced by different mongooses varies by their social structure and ecology For instance eusocial mongooses such as meerkats and banded mongooses use calls in a greater variety of contexts than do the solitary slender mongooses Moreover meerkats have more call types than do banded mongooses 38 Meerkat calls carry information to identify the signaling individual or pack but meerkats do not appear to differentiate between calls from different sources 39 40 The calls of banded mongooses also carry a vocal signature to identify the caller 32 Diet nbsp Eating a frogThe meerkat is primarily an insectivore feeding heavily on beetles and lepidopterans it can additionally feed on eggs amphibians arthropods such as scorpions to whose venom they are immune reptiles small birds such as the southern anteater chat plants and seeds Captive meerkats include plenty of fruits and vegetables in their diet and also kill small mammals by biting the backs of their skulls 3 22 They have also been observed feeding on the desert truffle Kalaharituber pfeilii 41 Meerkats often eat citron melons and dig out roots and tubers for their water content 3 Mongooses spend nearly five to eight hours foraging every day Like other social mongooses meerkats in a pack will disperse within 5 m 16 ft of one another and browse systematically in areas within their home range without losing visual or vocal contact Some individuals stand sentry while the rest are busy foraging Meerkats return to an area only after a week of the last visit so that the food supply is replenished sufficiently They hunt by scent and often dig out soil or turn over stones to uncover hidden prey Meerkats typically do not give chase to their prey though they may pursue geckos and lizards over several metres 3 22 Food intake is typically low during winter 12 nbsp Pregnant meerkat in South AfricaReproduction nbsp Meerkat pups nbsp Meerkats mating in Perth ZooMeerkats breed throughout the year with seasonal peaks typically during months of heavy rainfall for instance maximum births occur from January to March in the southern Kalahari Generally only dominant individuals breed though subordinate members can also mate in highly productive years Females become sexually mature at two to three years of age Dominant females can have up to four litters annually lesser for subordinate females and the number depends on the amount of precipitation Mating behaviour has been studied in captive individuals Courtship behaviour is limited the male fights with his partner getting hold of her by her snout He will grip the nape of her neck if she resists mounting and hold her down by grasping her flanks during copulation 12 22 After a gestation of 60 to 70 days a litter of three to seven pups is born Pups weigh around 100 g 3 5 oz in the first few days of birth the average growth rate for the first three months is 4 5 g 0 16 oz per day typically the fastest in the first month 12 A 2019 study showed that growth and survival rates of pups might decrease with increase in temperature 42 Infants make continuous sounds that resemble bird like tweets that change to a shrill contact call as they grow older Young pups are kept securely in a den from where they emerge after around 16 days and start foraging with adults by 26 days The nonbreeding members of the pack help substantially with juvenile care for instance they feed the pups and huddle with them for warmth 12 22 A study showed that nearly half of the litters of dominant females especially those born later in the breeding season were nursed by subordinate females mostly those that were or recently had been pregnant 43 Sex biases have been observed in feeding for instance female helpers feed female pups more than male pups unlike male helpers who feed both equally This is possibly because the survival of female pups is more beneficial to female helpers as females are more likely to remain in their natal pack 12 22 Some helpers contribute to all activities more than others though none of them might be specialised in any of them 44 Sometimes helpers favour their own needs over those of pups and decide not to feed them this behaviour known as false feeding is more common when the prey is more valued by the meerkat 45 The father remains on guard and protects his offspring while the mother spends a lot of time foraging to produce enough milk for her young Mothers give out shrill repetitive calls to ensure their pups follow them and remain close together 12 22 Unable to forage themselves young pups vocalise often seeking food from their carers 46 Like many species meerkat pups learn by observing and mimicking adult behaviour though adults also engage in active instruction For example meerkat adults teach their pups how to eat a venomous scorpion by removing the stinger and showing the pups how to handle the creature 47 The mother runs around with prey in her mouth prompting her pups to catch it 3 Pups become independent enough to forage at around 12 weeks of age 22 Meerkats are estimated to survive for five to 15 years in the wild the maximum lifespan recorded in captivity is 20 6 years 12 Females appear to be able to discriminate the odour of their kin from that of others 48 Kin recognition is a useful ability that facilitates cooperation among relatives and the avoidance of inbreeding When mating occurs between meerkat relatives it often results in negative fitness consequences inbreeding depression that affect a variety of traits such as pup mass at emergence from the natal burrow hindleg length growth until independence and juvenile survival 49 These negative effects are likely due to the increased homozygosity or higher genetic similarity among individuals that arise from inbreeding and the consequent expression of deleterious recessive mutations 50 Distribution and habitat nbsp Meerkats prefer areas with short grasses The meerkat occurs in southwestern Botswana western and southern Namibia northern and western South Africa the range barely extends into southwestern Angola 2 It lives in areas with stony often calcareous ground in a variety of arid open habitats with little woody vegetation It is common in savannahs open plains and rocky areas beside dry rivers in biomes such as the Fynbos and the Karoo where the mean yearly rainfall is below 600 mm 24 in The average precipitation reduces to 100 to 400 mm 3 9 to 15 7 in towards the northwestern areas of the range It prefers areas with short grasses and shrubs common in velds such as camelthorn in Namibia and Acacia in the Kalahari It is absent from true deserts montane regions and forests 3 12 22 Population densities vary greatly between places and are significantly influenced by predators and rainfall 51 For instance a study in the Kgalagadi Transfrontier Park where predation pressure is high recorded a lower mean meerkat density relative to a ranch with lower occurrence of predators in response to a 10 decrease in rainfall over a year the density fell from 0 95 to 0 32 km2 2 46 to 0 83 sq mi 12 Threats and conservationThe meerkat is listed as Least Concern on the IUCN Red List the population trend appears to be stable 2 There are no significant threats except low rainfall which can lead to deaths of entire packs Research has shown that temperature extremes have negative impacts on Kalahari Desert meerkats 42 52 Increased maximum air temperature is correlated with decreased survival and body mass in pups perhaps as a result of dehydration from water loss during evaporative cooling or decreased water content in food or from the heavier metabolic costs of thermoregulation on hot days 42 Higher temperatures are also associated with increased rates of endemic tuberculosis infection this may be due to decreased immune function resulting from physiological stress as well as increased male emigration rates observed during heat waves 52 Meerkats occur in several protected areas such as the Kgalagadi Transfrontier Park and the Makgadikgadi Pan 12 The Kalahari Meerkat Project founded by Tim Clutton Brock is a long term research project run by four different research groups that focuses on understanding cooperative behaviour in meerkats It began in the Gemsbok National Park but was shifted to the Kuruman River Reserve in 1993 53 In cultureMain article Meerkats in popular culture Meerkats are generally tame animals 3 However they are unsuitable as a pet as they can be aggressive and have a strong ferret like odour 54 In South Africa meerkats are used to kill rodents in rural households and lepidopterans in farmlands Meerkats can transmit rabies to humans but yellow mongooses appear to be more common vectors It has been suggested that meerkats may even limit the spread of rabies by driving out yellow mongooses from their burrows meerkats are generally not persecuted given their economic significance in crop protection though they may be killed due to rabies control measures to eliminate yellow mongooses Meerkats can also spread tick borne diseases 3 Meerkats have been widely portrayed in movies television and other media A popular example is Timon from the Lion King franchise who is an anthropomorphic meerkat 55 Meerkat Manor 2005 2008 a television programme produced by Oxford Scientific Films that was aired on Animal Planet focused on groups of meerkats in the Kalahari that were being studied in the Kalahari Meerkat Project 56 Meerkats populated an acidic floating island in the 2012 film Life of Pi 57 See also nbsp Mammals portal nbsp Animals portal nbsp Biology portalThe Meerkats a 2008 documentary feature film Compare the Meerkat EusocialityReferences Fossilworks Suricata a b c d Jordan N R amp Do Linh San E 2015 Suricata suricatta IUCN Red List of Threatened Species 2015 e T41624A45209377 doi 10 2305 IUCN UK 2015 4 RLTS T41624A45209377 en Retrieved 19 November 2021 a b c d e f g h i j k l m n o p q r s t u v w x y z Van Staaden M J 1994 Suricata suricatta PDF Mammalian Species 483 1 8 doi 10 2307 3504085 JSTOR 3504085 Archived from the original PDF on 15 March 2016 Wozencraft W C 2005 Genus Suricata In Wilson D E Reeder D M eds Mammal Species of the World A Taxonomic and Geographic Reference 3rd ed Johns Hopkins University Press p 571 ISBN 978 0 8018 8221 0 OCLC 62265494 Harper Douglas meerkat Online Etymology Dictionary Retrieved 28 April 2020 Meerkat Merriam Webster com Dictionary Retrieved 28 April 2020 Suricate Merriam Webster com Dictionary Retrieved 28 April 2020 Moller L A 2017 Of the Same Breath Indigenous Animal and Place Names Bloemfontein Sun Media pp 124 126 ISBN 978 1 928424 03 1 Schreber J C D 1776 Viverra suricata Die Saugethiere in Abbildungen nach der Natur mit Beschreibungen The Mammals in Illustrations according to Nature with Descriptions in German Erlangen Expedition des Schreber schen Saugthier und des Esper schen Schmetterlingswerkes p CVII Desmarest A G 1804 Genre Surikate Suricata Nob In Deterville J F P ed Nouveau dictionnaire d histoire naturelle appliquee aux arts principalement a l agriculture et a l economie rurale et domestique Vol 24 Paris Deterville p 15 Thomas O amp Schwann H 1905 The Rudd exploration of South Africa II List of mammals from the Wakkerstroom district south eastern Transvaal Proceedings of the Zoological Society of London 75 1 129 138 doi 10 1111 j 1469 7998 1905 tb08370 x a b c d e f g h i j k l m n o p q r s t u v w Macdonald D W 2014 Suricata suricatta Meerkat Suricate In Kingdon J Happold D Hoffmann M Butynski T Happold M Kalina J eds Mammals of Africa Vol V Carnivores Pangolins Equids and Rhinoceroses Bloomsbury pp 347 352 ISBN 978 1 4081 8994 8 Bradfield R D 1936 Description of new races of Kalahari birds and mammals The Auk 53 1 131 132 JSTOR 4077422 Crawford Cabral J 1971 A Suricata do Iona subspecie nova Iona s meerkat new subspecies Boletim do Instituto de Investigacao Cientifica de Angola in Portuguese 8 65 83 Suricata suricatta Schreber 1776 meerkat Fossilworks Gateway to Paleobiology Database Retrieved 17 December 2021 Patou M Mclenachan P A Morley C G Couloux A Jennings A P Veron G 2009 Molecular phylogeny of the Herpestidae Mammalia Carnivora with a special emphasis on the Asian Herpestes Molecular Phylogenetics and Evolution 53 1 69 80 doi 10 1016 j ympev 2009 05 038 PMID 19520178 Hunter L Barrett P 2018 A Field Guide to the Carnivores of the World 2nd ed London Bloomsbury ISBN 978 1 4729 5080 2 a b c d Nowak R M 2005 Walker s Carnivores of the World Baltimore Johns Hopkins University Press pp 219 221 ISBN 978 0 8018 8033 9 Miller S S 2007 Marvelous mammal eyes All Kinds of Eyes Marshall Cavendish pp 37 46 ISBN 978 0 7614 2519 9 Mares M A 1999 Meerkat In Mares M A ed Encyclopedia of Deserts Norman University of Oklahoma Press p 351 ISBN 978 0 8061 3146 7 a b Muller E F amp Lojewski U 1986 Thermoregulation in the meerkat Suricata suricatta Schreber 1776 Comparative Biochemistry and Physiology Part A Physiology 83 2 217 224 doi 10 1016 0300 9629 86 90564 5 PMID 2869862 a b c d e f g h i j k l m n o p q r s t u Skinner J D Chimimba C T 2005 van der Horst D ed The Mammals of the Southern African Subregion 3rd ed Cape Town Cambridge University Press pp 428 432 ISBN 978 0521844185 a b Clutton Brock T H Russell A F Sharpe L L 2004 Behavioural tactics of breeders in cooperative meerkats Animal Behaviour 68 5 1029 1040 doi 10 1016 j anbehav 2003 10 024 S2CID 53175143 Strandburg Peshkin A Clutton Brock T Manser M B Smiseth P 2019 Burrow usage patterns and decision making in meerkat groups Behavioral Ecology 31 2 292 302 doi 10 1093 beheco arz190 hdl 2263 76200 a b Rafferty J P ed 2011 Mongooses and meerkats Carnivores Britannica Educational Publishing pp 167 174 ISBN 978 1 61530 385 4 Gomez Jose Maria Verdu Miguel Gonzalez Megias Adela Mendez Marcos 2016 The phylogenetic roots of human lethal violence Nature 538 7624 233 237 Bibcode 2016Natur 538 233G doi 10 1038 nature19758 PMID 27680701 S2CID 4454927 English S Huchard E Nielsen J F Clutton Brock T H 2013 Early growth dominance acquisition and lifetime reproductive success in male and female cooperative meerkats Ecology and Evolution 3 13 4401 4407 doi 10 1002 ece3 820 PMC 3856740 PMID 24340181 Griffin A S 2003 A genetic analysis of breeding success in the cooperative meerkat Suricata suricatta Behavioral Ecology 14 4 472 480 doi 10 1093 beheco arg040 hdl 10 1093 beheco arg040 Young A J Spong G amp Clutton Brock T 2007 Subordinate male meerkats prospect for extra group paternity alternative reproductive tactics in a cooperative mammal Proceedings of the Royal Society B Biological Sciences 274 1618 1603 1609 doi 10 1098 rspb 2007 0316 PMC 2169281 PMID 17456454 Young A J amp Clutton Brock T 2006 Infanticide by subordinates influences reproductive sharing in cooperatively breeding meerkats Biology Letters 2 3 385 387 doi 10 1098 rsbl 2006 0463 PMC 1686192 PMID 17148410 Doolan S P Macdonald D W 1996 Dispersal and extra territorial prospecting by slender tailed meerkats Suricata suricatta in the south western Kalahari Journal of Zoology 240 1 59 73 doi 10 1111 j 1469 7998 1996 tb05486 x a b Fitch W T 2012 Segmental structure in banded mongoose calls BMC Biology 10 1 98 doi 10 1186 1741 7007 10 98 PMC 3514197 PMID 23206277 Collier K Townsend S W Manser M B 2017 Call concatenation in wild meerkats PDF Animal Behaviour 134 257 269 doi 10 1016 j anbehav 2016 12 014 S2CID 54376816 Townsend S W Zottl M Manser M B 2011 All clear Meerkats attend to contextual information in close calls to coordinate vigilance PDF Behavioral Ecology and Sociobiology 65 10 1927 1934 doi 10 1007 s00265 011 1202 6 S2CID 21919122 a b c d Manser M B Bell M B Fletcher L B 2001 The information that receivers extract from alarm calls in suricates Proceedings of the Royal Society of London Series B Biological Sciences 268 1484 2485 2491 doi 10 1098 rspb 2001 1772 PMC 1088904 PMID 11747568 Manser Marta Fletcher Lindsay 2004 Vocalize to localize A test on functionally referential alarm calls Interaction Studies 5 3 327 344 doi 10 1075 is 5 3 02man Townsend S W Charlton B D Manser M B 2014 Acoustic cues to identity and predator context in meerkat barks PDF Animal Behaviour 94 143 149 doi 10 1016 j anbehav 2014 05 021 S2CID 53203111 Manser M B Jansen D A W A M Graw B Hollen L I Bousquet C A H Furrer R D le Roux A 2014 Vocal complexity in meerkats and other mongoose species In Naguib M Barrett L Brockmann H J Healy S Mitani J C Roper T J Simmons L W eds Advances in the Study of Behavior Vol 46 Amsterdam Elsevier pp 281 310 ISBN 978 0 12 800286 5 Schibler F Manser M B 2007 The irrelevance of individual discrimination in meerkat alarm calls Animal Behaviour 74 5 1259 1268 doi 10 1016 j anbehav 2007 02 026 S2CID 54420743 Townsend S W Hollen L I Manser M B 2010 Meerkat close calls encode group specific signatures but receivers fail to discriminate PDF Animal Behaviour 80 1 133 138 doi 10 1016 j anbehav 2010 04 010 S2CID 53172749 Trappe J M Claridge A W Arora D amp Smit W A 2008 Desert truffles of the Kalahari ecology ethnomycology and taxonomy Economic Botany 62 3 521 529 doi 10 1007 s12231 008 9027 6 S2CID 34319584 a b c Van de Ven T M F N Fuller A Clutton Brock T H White Craig 2019 Effects of climate change on pup growth and survival in a cooperative mammal the meerkat Functional Ecology 34 1 194 202 doi 10 1111 1365 2435 13468 hdl 2263 72555 MacLeod K J Nielsen J F Clutton Brock T H 2013 Factors predicting the frequency likelihood and duration of allonursing in the cooperatively breeding meerkat Animal Behaviour 86 5 1059 1067 CiteSeerX 10 1 1 912 2106 doi 10 1016 j anbehav 2013 09 012 S2CID 53152234 Clutton Brock T H Russell A F Sharpe L L 2003 Meerkat helpers do not specialize in particular activities PDF Animal Behaviour 66 3 531 540 doi 10 1006 anbe 2003 2209 S2CID 53149068 Archived from the original PDF on 26 February 2019 Clutton Brock T H Russell A F Sharpe L L Jordan N R 2005 False feeding and aggression in meerkat societies Animal Behaviour 69 6 1273 1284 doi 10 1016 j anbehav 2004 10 006 S2CID 53176898 Manser M B Avey G 2000 The effect of pup vocalisations on food allocation in a cooperative mammal the meerkat Suricata suricatta Behavioral Ecology and Sociobiology 48 6 429 437 doi 10 1007 s002650000248 S2CID 24246321 Thornton A McAuliffe K 2006 Teaching in wild meerkats PDF Science 313 5784 227 229 Bibcode 2006Sci 313 227T doi 10 1126 science 1128727 PMID 16840701 S2CID 11490465 Archived from the original PDF on 26 February 2020 Leclaire S Nielsen J F Thavarajah N K Manser M amp Clutton Brock T H 2013 Odour based kin discrimination in the cooperatively breeding meerkat Biological Letters 9 1 20121054 doi 10 1098 rsbl 2012 1054 PMC 3565530 PMID 23234867 Nielsen J F English S Goodall Copestake W P Wang J Walling C A Bateman A W Flower T P Sutcliffe R L Samson J Thavarajah N K Kruuk L E Clutton Brock T H amp Pemberton J M 2012 Inbreeding and inbreeding depression of early life traits in a cooperative mammal Molecular Ecology 21 11 2788 804 doi 10 1111 j 1365 294X 2012 05565 x hdl 2263 19269 PMID 22497583 S2CID 36059683 Bernstein H Byerly H C Hopf F A amp Michod R E 1985 Genetic damage mutation and the evolution of sex Science 229 4719 1277 1281 Bibcode 1985Sci 229 1277B doi 10 1126 science 3898363 PMID 3898363 Dyble M Houslay T M Manser M B Clutton Brock T 2019 Intergroup aggression in meerkats Proceedings of the Royal Society B Biological Sciences 286 1917 20191993 doi 10 1098 rspb 2019 1993 PMC 6939929 PMID 31847765 a b Paniw M Duncan C Groenewoud F Drewe J A Manser M Ozgul A Clutton Brock T 2022 Higher temperature extremes exacerbate negative disease effects in a social mammal Nature Climate Change 12 3 284 290 Bibcode 2022NatCC 12 284P doi 10 1038 s41558 022 01284 x ISSN 1758 678X S2CID 246636557 KMP research Kalahari Meerkat Project Retrieved 28 April 2020 Meerkat adverts lead to surge in unwanted pets BBC 2 June 2010 Retrieved 28 April 2020 Sweeney G 2013 What do you want me to do Dress in drag and do the hula Timon and Pumbaa s alternative lifestyle dilemma in The Lion King In Cheu J ed Diversity in Disney Films Critical Essays on Race Ethnicity Gender Sexuality and Disability Jefferson North Carolina MacFarland amp Co pp 129 146 ISBN 978 0 7864 4601 8 A Family Affair Meerkat Manor Series 1 Episode 1 1 Faunce T 2013 Life of Pi s acidic island a warning for our warming world The Conversation Retrieved 24 December 2022 Further readingMacdonald D 1999 Meerkats London New Holland Publishers Ross Gillespie A Griffin A S 2007 Meerkats PDF Current Biology 17 12 R442 R443 doi 10 1016 j cub 2007 03 045 PMID 17580068 Clutton Brock T Manser M Meerkats of the Kalahari Expedition briefing PDF Report University of Cambridge Archived from the original PDF on 9 October 2007 Candea M 2010 I fell in love with Carlos the meerkat Engagement and detachment in human animal relations American Ethnologist 37 2 241 258 doi 10 1111 j 1548 1425 2010 01253 x External links nbsp Wikimedia Commons has media related to Suricata suricatta nbsp Wikispecies has information related to Suricata suricatta Meerkat Animal Diversity University of Michigan Retrieved from https en wikipedia org w index php title Meerkat amp oldid 1198257136, wikipedia, wiki, book, books, library,

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