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Doplphins are mammals. They breathe through lungs and have hair on their body for at some of their live. They also have internal fertilization.
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Why are blue whales classified under class mammals?
Beluga whales are considered mammals because they have the characteristics of (almost all) mammals: live birth, suckle their young, etc
Is it true that all animals have lungs?
No, not all animals have lungs, fish and reptiles have gills, humans and mammals have lungs except whales and dolphin they have gills because they under water
Why are ostriches classified under birds when they cannot fly?
mammals
Do Mammals live in Water?
Plainly and simply, no... other than whales.
Why cant whales swim under water all the time?
Whales are mammals and must breath air. If they cannot reach the surface to breath they will drown.
Do mammals swim oder water?
I hope you mean under water. And yes they can. Some mammals even live under water, like a dolphin, whale or seal.
Does a dolphin breath under water?
No, they must surface to breathe, as they have lungs like all mammals.
Dolphins killer whales and whales follow under which categorize in the group of mammals?
Cetaceans, which is further split into Mysticeti, baleen whales, and Odontoceti, toothed whales, which includes dolphins, killer whales, and porpoises
Where mammals fit in the classification of animals.?
The last I heard Mammals are classified under mammals. Warm blooded, give birth to live young, suckle them.
If whales and dolphins are mammals how can they live under water for such long periods at a time?
It is beacouse of their blowholes
Is a orca whale a dolphin?
An orca is a species of dolphin. It is in the group Delphinidae a group of oceanic dolphins. The orca is only called a killer whale because it has been seen killing other whales not because it is a whale :)
Do mammals live under water?
Yes, whales are mammals and their entire life is spent under water. Though sometimes they come over water like in the old movie, Free Willy
