Whenever dolphins need to get air they temporarily swim at the surface of the water.
Baby Dolphins when born are pulled up to the surface so they don't drown.
Dolphins can swim up to 260 miles below the surface.
Dolphins, being mammals, swim near the surface of the ocean where they can come up for air regularly.
because they like to swim
Because they breathe through a blow hole when they swim to the surface then a whole bunch of water comes out of the blowhole then they breathe after the water comes out then they close the blow hole and then they swim around and be awesome
dolphins don't sleep when they get tiered the only thing they do is swim then come out of the water
Dolphins sleep near the surface. They sleep in the water.
yes they do but sometimes they dont
Yes, they do, as the hydrosphere means all the waters on the earth's surface.
They live anywhere where their family is. It's called a pod.
dolphins eat little girls and humans. that's why i don't swim in the water
the answer to your question is dolphins are what swim in the sea but dolphins are mamals that spry water at the top of there back and i just want to let you know that you can not put 2 or more sentences together okay
Actualy They live in both