Why is whale a mammal and not a fish?

Mammals all are warm-blooded animals, they breathe air, have hair, and moms feed their babies milk from mammary glands. Whales actually do all of these things! Whales are warm blooded, which means they keep a high body temperature that does not change in the cold water. … So whales are indeed mammals and not fish!

Why is a whale classified as a mammal?

Whales are mammals which means that, like humans and other land mammals, they have three inner ear bones and hair, they breathe air, and the females produce milk through mammary glands and suckle their young.

Is whale a fish or mammal?

Whales and porpoises are also mammals. There are 75 species of dolphins, whales, and porpoises living in the ocean. They are the only mammals, other than manatees, that spend their entire lives in the water.

Why whale and dolphin are not fish?

Dolphins are mammals, not fish.

Like every mammal, dolphins are warm blooded. Unlike fish, who breathe through gills, dolphins breathe air using lungs. Dolphins must make frequent trips to the surface of the water to catch a breath. … Whales and porpoises are also mammals.

Are whales technically fish?

Whales are a member of the cetacean family, and as such, despite being wholly water-resident, whales are mammals, not fish.

Can a fish be a mammal?

Fish are not mammals because most of them are not warmblooded, though some sharks and species of tuna are exceptions. … They lay eggs or give live birth, but no fish nurses it’s young with milk, an action that separates mammals from every other type of animal.

THIS IS FUN:  Frequent question: Why are fish not salty?