because there body gets rid of the bad stuff before it can get to the heart of the dolphin
people well know when there is a dolphin by looking at them when they come out the water when they need to breathe. People would know there is a dolphins when dolphins first learn how to be plural and singular at the same time.
Pink dolphins need water because they are dolphins.
Dolphins could only help people with dissabilaties in the water. For example, they could help people swim, or just float. Hope you find this helpful.
Well people do slaughter dolphins, thousands infact. Also if there is pollution in the water it could kill them.
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.
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.
Ok for one thing dolphins don't have to be in water! dolphins are mammal.So is the killer whale