Birds are cold blooded animals.

Amphibians can only live on land.

Tick the statements that are true for mammals.

1. They are warm-blooded animals.
2. They breathe through gills.
3. They give birth to babies.
4. They have hair on their body.

Sponges are mostly found in

1. distilled water
2. sea water
3. dirty water
4. tap water