Evolutionary theory is that dolphins were a land animal which returned to the sea some millions of years ago. They can breathe on the surface because they have a blowhole which allows them to breathe air. They cannot survive for long out of water because their physiology requires that they be suspended in water and because their skin dries out quickly.
Dolphins are mammals which means they give live birth, under water!
Dolphins communicate under water by using echolocation
Dolphins live beneath the sea in the water. There is nothing called 'weather' under the ocean's surface.
Whales and dolphins can't communicate under water
by using their great body strength and lung capacity
It is beacouse of their blowholes
Dolphins can live in both, it depends on their inhabitant.
NO, they play with other dolphins.
No, they live in the water.
Seriously?? Dolphins live in salt water or in the Amazon.
dolphins are highly intelligent,,, dolphins live mostly in the ocean in the shallow water,, they can live in any ocean around the would. but some dolphins live in rivers
Spotted dolphins can hold there breath under water for 7 to 8 minutes