They give live birth, their young suckle and they breathe with lungs.
dolphines
Dolphines are Mammals.
MammalLike all dolphins, Bottle Nose Dolphins are mammals.
They are classified as dolphines because of what they eat (they eat meat), where they live and what they look like.
They are classified as mammals.
Dolphines are mammals which are closely related to whales. They don't breathe like fish, that's why.
Whales have tiny hairs on their backs, and mammals have to have hair to be classified as mammals, and fish CAN NOT have hair.
Mollusks are not classified as mammals.
Egg laying mammals are classified as monotremes. They belong to the order monotremata.
mammals
They are, but they are classified as mammals. Humans are mammals, too.
Yes, bats are mammals.