These animals are cold-blooded, can live on land and in the water and lay eggs.
They are cold-blooded, live in water, use gills, have scales and fins and most of them lay eggs.
These animals have spines or backbones.
They don't have skeletons.
They lay eggs, can only breathe air, have feathers and have two legs and wings. Not all of them fly.
They are cold-blooded, have dry and scaly skin, cannot breath underwater and most of them lay eggs.
These animals are warm-blooded, breath air, have fur or hair and feed their babies milk.
Amphibians.
Fish
Mammals
Reptiles
Birds
Vertebrate animals.
Invertebrate animals.
Reptile
Fish
Amphibian
Bird
Mammal
