| Term | Definition |
| Ectothermic vertebrates | amphibians are |
| Metamorphosis | amphibians lose gills, lungs, and become a adult |
| External reproduction | frogs and toads reproduce by |
| internal reproduction | salamaners reproduce by |
| legs | amphibians were the first to have |
| herbivores | tadpoles are |
| predators | frogs are |
| salamanders | amphibians that keep their tails as adults |
| the inside part of the mouth | the frog's tounge is located on |
| jumping | salamander legs do not adapt for |
| lungs | some salamanders live on land but don't have |
| skins are thin and eggs lack shells | amphibians are especially sensitive to change the enviroment because |