they die because they are sea animals
Pink dolphins need water because they are dolphins.
They get bigger
Dolphins live in the sea water, but do not drink it. The ocean water is too salty for the dolphins system to handle.
There are slightly over 30 species of dolphins in the world. Including fresh water dolphins and salt water dolphins.
Dolphins sleep near the surface. They sleep in the water.
I don't think anything happens.
Dolphins jump out of the water and spin as a form of play, communication, and social interaction with other dolphins.
Dolphins communicate under water by using echolocation
Orcas are faster than dolphins in the water.
ItDriesUpp
They get bigger
Ok for one thing dolphins don't have to be in water! dolphins are mammal.So is the killer whale