warm- blooded , Give birth , feed their young with milk , have fur or hair on their skin , warm blooded , have feathers on their bodies , Lay eggs , cold - blooded , Their bodies are covered with scales , Lives in water , breathe with gills , Swim with fins , Lay their eggs in water , live in water as young , live on land as adult .

Leaderboard

Visual style

Options

Switch template

)
Continue editing: ?