They have external ear flaps. The arm pit or axilla encloses the forelimbs to about the level of the forearm. Sea lions and fur seals can rotate their hind feet forward and therfore use the pelvic architecture in propelling themselves forward with considerable speed. Walruses If you want to get to the walrus page click here. They prefer a habitat with a gravelly bottom.
Walruses spend about two-thirds of their lives in the water.
Walruses haul out to rest and bear their young. Walruses are adapted to a habitat of sea ice and prefer snow-covered moving pack ice or ice floes to land. They haul out on small rocky islands when ice is not present. Under the Marine Mammal Protection Act walruses are within the jurisdiction of the U.S. Fish and Wildlife Service . We recommend you visit that agency's Web site for more information.