They are vertebrates.

They are invertebrates.

They have got thick wet skin.

They have got thin wet skin.

They have got thin dry skin.

They breathe through their lungs.

They breathe through their gills.

They breathe through their skin and lungs.

They breathe through their lungs.

They breathe through their gills.

They breathe through their skin and lungs.

They have got legs.

They have got fins.

They have got feathers.

They live in water and on land.

They live in water.

They live on land.

They are covered in scales.

They are covered by hair or fur.

They are covered by feathers.

They hare covered in scales or a shell.

They live in salt water or fresh water.

They live on land.

They live in water and on land.

They have got mouth, tail, four legs.

They have got mouth, gills, tail and four legs.

They have got mouth, scales or shell, tail and four or no legs.

They have got beak, wings, tail and feathers.

crocodile, tortoise, Komodo dragon and corp

lizard, salamander, peacock and rhino

snake, crocodile, tortoise and chameleon

crocodile, toad, Komodo dragon and tortoise

frog, salamander, toad and eel

newt, salamander, toad and chameleon

toad, parrot, budgie and tuna

salamander, newt, toad and frog

...help them swim

...protect them

...help them to breathe

They have warm blooded.

They have cold blooded.