Phylum: Chordata
Class: Amphibia
Distinguishing Features:
- ectothermic- obtains heat from outside the body or cold blooded.
- tetrapods- "four-footed
- uses skin to breathe by diffusion
- has gills then goes through metamorphosis and obtains lungs
Example:
(in comparison to a U.S dime)
Paedophryne amauensis- the world's smallest frog.
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