I don't know exactly what they live with but i know walrus's are mammals.
Yes, dolphins are mammals that live in the sea because they breath air and give birth to live young. They are also warmblooded
dolphins and sharks
not realy
Dolphins are air-breathing, aquatic mammals, and live in the sea, though certain species live in rivers and estuaries.
Dolphins are marine (sea-dwelling) mammals - they breath air, and give birth to live young.
Dolphins,whales,guppy and lots more
No, dolphins are mammals.
No, all sea animals are not mammals. Fishes are not mammals, but dolphins are mammals.
Dolphins are aquatic mammals; they live in the sea, not in Britain.
There are four main groups of marine mammals. They are cetaceans which include whales and dolphins, pinnipeds which includes seals and sea lions, sirenians which are manatees and dugongs, and fissipeds which are polar bears and two species of otters.
Dolphins live in the sea because they are mammals. Did you know that a dolphin has a breathing hole on the top of its head to breathe with? If they didn't live in the sea they would be extinct because if they are out of sea they will dry out and pass out, then sooner or later die.
Yes, dolphins live in the sea.