Dolphins are mammals. They are warmblooded and produce milk to nurse their young .
A dolphin is a mammal and not a fish.
This is because it has characteristics of a mammal.
Physical Appearance: Dolphins range in color from light gray to dark gray on their backs, which lightens to white on their underbellies and beneath their jaws.
Social Behavior : Dolphins form strong bonds with other dolphins, and if one dolphin become injured, the others help it to reach the surface.
Dolphins are mammals. They are warmblooded and produce milk to nurse their young .
a dolphin is a mammal & a amphibian & a fish ♥
A dolphin is an mammal because of the way it birth and breaths.
Dolphins are mammals. They give birth to live young and they suckle their young.
A dolphin is a mammal.
Dolphins are mammals.
a mammal
A dolphin is a mammal.It breathes air and gives birth to alive young
A dolphin is a mammal.
A dolphin is a mammal.
MAMMAL
a dolphin is a mammal
Because it is. There's not really a "why". If you mean "what are the characteristics of a dolphin that show that it's a mammal and not a fish or amphibian", it's warm-blooded, produces milk, and gives birth to live young.
A dolphin is a (marine) mammal. I could see why you may have thought amphibian, however an amphibian is more of a frog/lizard species.
A dolphin is neither reptile, amphibian, or fish. It is a mammal. It comes up to the surface of the water to breathe air through it's blowhole.
Dolphins are classifiedas mammals. They give birth to live young.
A dolphin is a mammal.
A "dolphin" is a mammal.
Shark is to fish dolphin is to mammal.
Newt is an amphibian