| Questions | Answers |
| Most mammals are in this group | |
| Fish have a _________ loop circulatory system | |
| Snakes don't have legs, eyelids, or _______ | |
| Adult amphibians have a _________ chambered heart | |
| ________ fish have toothlike scales | |
| Endotherm also means _________ blooded | |
| The __________ is an organ that filters blood | |
| The __________ is an organ that is the last stop before food is exceted through the anus | |
| Birds are ________ blooded | |
| A jawless fish has a skeleton made of _______ | |
| Mammals have a _________ chambered heart | |
| The __________ is the first major organ where chemical digestion occurs | |
| Monotremes excrete milk from their ______ | |
| ________ feathers are used to keep the bird warm | |
| A crocodile has a __________ snout | |
| _________ eggs have a leathery shell | |
| A bony fish has a skeleton made of _______ | |
| Reptiles are ________ blooded | |
| A koala belongs to the ___________ group of mammals | |
| Young amphibians have a _______ chambered heart | |
| A swim bladder helps the fish stay _________ at different depths | |
| During metamorphosis frogs develop _______ legs first | |
| ________ fish have a swim bladder | |
| A shark belongs to the ______ group of fish | |
| The two chambers of the heart are the ________ and the Venticle | |
| During metamorphosis frogs develop _______ legs last | |
| During metamorphosis frogs lose their _______ but salamanders keep theirs | |
| Reptile kidneys concentrate the ________ so they don't lose water | |