How Many Fish Do You See Below?

not a fish.

It is a mammal.

Dolphins breathe air with lungs, not through gills, and they give birth to live young. They also feed their babies milk. So even though they spend almost their entire lives in the water, dolphins belong to the mammal family.

And then there’s the whale.

Whales are also mammals, not fish. Just like dolphins, they breathe air with continue reading …