From Wikipedia, the free encyclopedia. Richland, Indiana is the name of two places in Indiana. 1  Richland City, Indiana, a town in Spencer County.  Richland, Rush County, Indiana, an unincorporated community.
amphibian mean they spen life cycles on either land and water, and refers to a specific group of animals... like stated above, sea lions live in water and land but are definately NOT amphibians Source(s):
Many marine mammals live in very cold water. They have blubber to insulate their bodies and keep them warm in the cold ocean waters. Blubber is a really thick layer of fat between the animal's skin and inside organs.It is very effective at keeping an animal warm.hales, dolphins, porpoises, walruses, manatees, dugongs, seals, and sea otters are all mammals that live in the ocean. Some, like seals and sea otters, can also live on land, but they spend most of their time underwater.