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Tomato frog

Tomato frogs are any of the three species of genus Dyscophus (family Microhylidae): D. antongilii, D. insularis, or D. guineti.[1] Dyscophus is the only genus in subfamily Dyscophinae. They are endemic to Madagascar.[2]

Tomato frog
Dyscophus antongilii
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Amphibia
Order: Anura
Family: Microhylidae
Subfamily: Dyscophinae
Boulenger, 1882
Genus: Dyscophus
Grandidier, 1872
Diversity
3 species

The common name comes from D. antongilii's bright red color. When threatened, a tomato frog puffs up its body. When a predator grabs a tomato frog in its mouth, the frog's skin secretes a thick substance that numbs up the predator's eyes and mouth, causing the predator to release the frog to free up its eyes. The gummy substance contains a toxin that occasionally causes allergic reactions in humans. The allergic reaction will not kill a human and the frog secretes it only when frightened.

The lifespan of the tomato frog can be from 6 to 8 years.[3][4][5][6][7] When adult, the colors may vary from yellowish orange to deep red. Tomato frogs will reach sexual maturity in 9–14 months. Females are larger than males and can reach 4 inches (10 cm) in length. Males can reach 2 to 3 inches (5 to 7.5) in length. Most females range from reddish-orange to bright dark red. The bellies are usually more yellowish, and sometimes there are black spots on the throat. But males are not as brightly colored but more of a duller orange or brownish-orange. Juveniles are also dull in color and develop brighter coloration as they mature. According to the Smithsonian National Zoo tomato frog's conservation status has been updated to that of least concern. They breed in the rainy season and are nocturnal. They tend to eat small insects and invertebrates.

Species edit

There are three different species:[1]

Image Binomial name and author Common name Distribution
  Dyscophus antongilii Grandidier, 1877 Tomato frog Madagascar
  Dyscophus guineti (Grandidier, 1875) Sambava tomato frog Madagascar
  Dyscophus insularis Grandidier, 1872 Antsouhy tomato frog Madagascar

Behavior edit

Tomato frogs target prey within narrow angles by aligning their heads towards it, while projecting their tongues rapidly by transferring momentum from the lower jaw. Elastic energy stored in mouth-opening muscles amplifies mouth and tongue velocities, contingent on the alignment of the lower jaw and tongue. However, for prey at wider angles, tomato frogs align both head and tongue towards it, utilizing a hydrostatic mechanism for tongue projection. This enables capturing prey over broader angle ranges.[8]

 
Dyscophus insularis tadpole


Reproductive activity edit

Tomato frogs lay over 1,000 fresh eggs during every month of the year except for November. Their reproductive activity is high during the months January–May and low between the months June–December.[9]

The tadpoles hatch after around 36 hours after being laid,[10][11][12][13] becoming metamorphs (froglets) after about 45 to 60 days.[14][15]

References edit

  1. ^ a b Frost, Darrel R. (2014). "Dyscophus Grandidier, 1872". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 21 August 2014.
  2. ^ Frost, Darrel R. (2014). "Dyscophinae Boulenger, 1882". Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History. Retrieved 21 August 2014.
  3. ^ Clare, John (2013-12-03). "Tomato Frog Care Sheet". Reptiles Magazine. Retrieved 2024-04-04.
  4. ^ "Tomato frog, Dyscophus antongilii, care sheet". Help Guides. 2020-12-29. Retrieved 2024-04-04.
  5. ^ Stacey (2021-01-17). "Tomato Frog Care Sheet: Diet, Habitat, & More Tips for New Owners". reptile.guide. Retrieved 2024-04-04.
  6. ^ "Tomato Frog". Ponderosa Zoo. 2021-07-26. Retrieved 2024-04-04.
  7. ^ "Tomato Frog: Species Profile". The Spruce Pets. Retrieved 2024-04-04.
  8. ^ Monroy, J.A; Nishikawa, K.C (2009-08-06). "Prey location, biomechanical constraints, and motor program choice during prey capture in the tomato frog, Dyscophus Guineti". Comparative physiology A.: 331.
  9. ^ Segev, Ori; Andreone, Franco; Pala, Roberta; Tessa, Giulia; Miguel, Vences (2012-11-14). "Reproductive phenology of the tomato frog, Dyscophus antongili, in an urban pond of Madagascar's east coast". Acta Herpetologica: 331. Retrieved 13 April 2019.
  10. ^ "Tomato frog". Smithsonian's National Zoo and Conservation Biology Institute. Retrieved 2024-04-04.
  11. ^ "Tomato frog". The Dallas World Aquarium. Retrieved 2024-04-04.
  12. ^ GmbH, WABSOLUTE. "Animal Details". Drayton Manor. Retrieved 2024-04-04.
  13. ^ "AmphibiaWeb - Dyscophus antongilii". amphibiaweb.org. Retrieved 2024-04-04.
  14. ^ "Tomato frog". Smithsonian's National Zoo and Conservation Biology Institute. Retrieved 2024-04-04.
  15. ^ "Tomato frog". The Dallas World Aquarium. Retrieved 2024-04-04.
 4. Monroy, J. A., & Nishikawa, K. C. (2009-08-06). Prey location, biomechanical constraints, and motor program choice during prey capture in the tomato frog, Dyscophus Guineti - Journal of Comparative physiology A. SpringerLink. Retrieved 15 March 2024. 

External links edit

  • D. antongilli
  • Web links for D. insularis
  • D. guineti


tomato, frog, dyscophus, redirects, here, synonym, genus, butterflies, dyscophellus, three, species, genus, dyscophus, family, microhylidae, antongilii, insularis, guineti, dyscophus, only, genus, subfamily, dyscophinae, they, endemic, madagascar, dyscophus, a. Dyscophus redirects here For a synonym of a genus of butterflies see Dyscophellus Tomato frogs are any of the three species of genus Dyscophus family Microhylidae D antongilii D insularis or D guineti 1 Dyscophus is the only genus in subfamily Dyscophinae They are endemic to Madagascar 2 Tomato frog Dyscophus antongilii Scientific classification Domain Eukaryota Kingdom Animalia Phylum Chordata Class Amphibia Order Anura Family Microhylidae Subfamily DyscophinaeBoulenger 1882 Genus DyscophusGrandidier 1872 Diversity 3 species The common name comes from D antongilii s bright red color When threatened a tomato frog puffs up its body When a predator grabs a tomato frog in its mouth the frog s skin secretes a thick substance that numbs up the predator s eyes and mouth causing the predator to release the frog to free up its eyes The gummy substance contains a toxin that occasionally causes allergic reactions in humans The allergic reaction will not kill a human and the frog secretes it only when frightened The lifespan of the tomato frog can be from 6 to 8 years 3 4 5 6 7 When adult the colors may vary from yellowish orange to deep red Tomato frogs will reach sexual maturity in 9 14 months Females are larger than males and can reach 4 inches 10 cm in length Males can reach 2 to 3 inches 5 to 7 5 in length Most females range from reddish orange to bright dark red The bellies are usually more yellowish and sometimes there are black spots on the throat But males are not as brightly colored but more of a duller orange or brownish orange Juveniles are also dull in color and develop brighter coloration as they mature According to the Smithsonian National Zoo tomato frog s conservation status has been updated to that of least concern They breed in the rainy season and are nocturnal They tend to eat small insects and invertebrates Contents 1 Species 2 Behavior 3 Reproductive activity 4 References 5 External linksSpecies editThere are three different species 1 Image Binomial name and author Common name Distribution nbsp Dyscophus antongilii Grandidier 1877 Tomato frog Madagascar nbsp Dyscophus guineti Grandidier 1875 Sambava tomato frog Madagascar nbsp Dyscophus insularis Grandidier 1872 Antsouhy tomato frog MadagascarBehavior editTomato frogs target prey within narrow angles by aligning their heads towards it while projecting their tongues rapidly by transferring momentum from the lower jaw Elastic energy stored in mouth opening muscles amplifies mouth and tongue velocities contingent on the alignment of the lower jaw and tongue However for prey at wider angles tomato frogs align both head and tongue towards it utilizing a hydrostatic mechanism for tongue projection This enables capturing prey over broader angle ranges 8 nbsp Dyscophus insularis tadpoleReproductive activity editTomato frogs lay over 1 000 fresh eggs during every month of the year except for November Their reproductive activity is high during the months January May and low between the months June December 9 The tadpoles hatch after around 36 hours after being laid 10 11 12 13 becoming metamorphs froglets after about 45 to 60 days 14 15 References edit a b Frost Darrel R 2014 Dyscophus Grandidier 1872 Amphibian Species of the World an Online Reference Version 6 0 American Museum of Natural History Retrieved 21 August 2014 Frost Darrel R 2014 Dyscophinae Boulenger 1882 Amphibian Species of the World an Online Reference Version 6 0 American Museum of Natural History Retrieved 21 August 2014 Clare John 2013 12 03 Tomato Frog Care Sheet Reptiles Magazine Retrieved 2024 04 04 Tomato frog Dyscophus antongilii care sheet Help Guides 2020 12 29 Retrieved 2024 04 04 Stacey 2021 01 17 Tomato Frog Care Sheet Diet Habitat amp More Tips for New Owners reptile guide Retrieved 2024 04 04 Tomato Frog Ponderosa Zoo 2021 07 26 Retrieved 2024 04 04 Tomato Frog Species Profile The Spruce Pets Retrieved 2024 04 04 Monroy J A Nishikawa K C 2009 08 06 Prey location biomechanical constraints and motor program choice during prey capture in the tomato frog Dyscophus Guineti Comparative physiology A 331 Segev Ori Andreone Franco Pala Roberta Tessa Giulia Miguel Vences 2012 11 14 Reproductive phenology of the tomato frog Dyscophus antongili in an urban pond of Madagascar s east coast Acta Herpetologica 331 Retrieved 13 April 2019 Tomato frog Smithsonian s National Zoo and Conservation Biology Institute Retrieved 2024 04 04 Tomato frog The Dallas World Aquarium Retrieved 2024 04 04 GmbH WABSOLUTE Animal Details Drayton Manor Retrieved 2024 04 04 AmphibiaWeb Dyscophus antongilii amphibiaweb org Retrieved 2024 04 04 Tomato frog Smithsonian s National Zoo and Conservation Biology Institute Retrieved 2024 04 04 Tomato frog The Dallas World Aquarium Retrieved 2024 04 04 4 Monroy J A amp Nishikawa K C 2009 08 06 Prey location biomechanical constraints and motor program choice during prey capture in the tomato frog Dyscophus Guineti Journal of Comparative physiology A SpringerLink Retrieved 15 March 2024 External links editSpecies information D antongilli Web links for D insularis D guineti nbsp This Microhylidae article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Tomato frog amp oldid 1217253563, wikipedia, wiki, book, books, library,

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