Amphibians is ectothermic, tetrapod vertebrates i the cless Amphibia (Greek ἀμφí, amphi, "baith" + βíος, bios, "life"). Thay bide in sindry habitats wi maist species livin athin terrestrial, fossorial, arboreal or freshwatter aquatic ecosystems.

Amphibians
Temporal range: Late Devonianpresent, 370–0 Ma
Collage o amphibians
Clockwise frae tap right: Seymouria, Mexican burraein caecilian, eastren newt an leaf green tree frog
Scientific classification e
Kinrick: Animalia
Phylum: Chordata
Clade: Batrachomorpha
Cless: Amphibia
Gray 1825[1]
Subclasses
Warld's smawest vertebrate
The warld's smawest kent vertebrate, Paedophryne amauensis, sittin on a U.S. dime, 17.9 mm, for scale

References

eedit
  1. Blackburn, D. C.; Wake, D. B. (2011). "Class Amphibia Gray, 1825. In: Zhang, Z.-Q. (Ed.) Animal biodiversity: An outline of higher-level classification and survey of taxonomic richness" (PDF). Zootaxa. 3148: 39–55.