under water
Marine mammals do not live on land, and no marine mammals lay eggs. Marine mammals include whales, dolphins and porpoises.
Marine mammals live in the hydrosphere.
Marine mammals.
the ocean
Marine mammals live and water and they need to surface to breathe. While land mammals can breathe just as humans do.
Whales do not live in any state. They are marine mammals that live in deep ocean.
Marine mammals respond to temperature change in various ways. In most cases, a change in temperature will cause the mammals to change their habitat.
Sea lions are marine mammals they do not live on land and theretofore do not live IN any country or county.
Dolphins
The average size of a whale's brain is larger than most other marine mammals.
Sea lions are marine mammals they do not live on land and theretofore do not live IN any country or county.
marine mammals, fish, invertebrates, and reptiles