What's this?
have wet skin
What's this?
feed their babies on milk
What's this?
breathe with lungs and skin
What do reptiles do?
shed skin
What do reptiles use to breathe?
breathe with lungs
What's this?
have short legs or no legs
What are reptiles?
cold-blooded
What's this?
have webbed feet
What's this?
cold-blooded
What are mammals?
warm-blooded
What's this?
give birth
What do reptiles have?
have scale
What's this?
born in water
What do mammals use to breathe?
breathe with lungs