Mammal
Bottlenose dolphin
The bottlenose dolphin is a mammal, not a fish. It breathes air.
Photo by NASA. Public domain · Source
Unusual but true
A dolphin sleeps with one half of its brain at a time.
Where it lives
Bottlenose dolphins live in warm oceans and bays.
What it eats
A dolphin eats fish.
How big
About as long as a car.
Places: Ocean