The Marine Mammal Center's hospital and visitor middle in Sausalito, California, has reopened to the public! Book your visit as we speak! Tickets are free however have to be reserved online in advance. The phrase "pinniped" means fin- or flipper-footed and refers to the marine mammals that have front and rear flippers. Millions of years in the past, the ancestors of pinnipeds giant panda teddy lived on land. These have been probably weasel- or bear-like animals that spent an increasing number of time within the ocean and ultimately tailored to this marine surroundings. Pinnipeds are separated into three groups: earless seals, eared seals and walruses. This group contains seals, sea lions and walruses -- animals that dwell within the ocean but are able to come on land for long durations of time. Sometimes known as earless seals or true seals, marine mammals in the phocid household will be simply recognized by taking a look at their ears and flippers. They also have small entrance flippers and move on land by flopping along on their bellies, a movement referred to as "galumphing." At sea, true seals transfer their rear flippers again and forth like a fish tail to propel themselves by way of the water. They have ear holes but no external ear flaps. You can recognize these animals by their flippers and ears. Sea lions and fur seals are part of the otariid household and are typically referred to as eared seals. Unlike true seals, otariids have external ear flaps. Their entrance flippers are giant, and on land they are able to carry all four flippers underneath their bodies and walk on them. In the water, they swim using their front flippers like oars. They've longer flippers than sea lions, along with a luxuriant coat of fur that was so prized by hunters that it introduced them to the brink of extinction in the nineteenth century. Walruses are in a family of their very own referred to as the odobenids. Fur seals, in spite of having the phrase "seal" of their title, are literally intently associated to sea lions. They have air sacs of their neck that may inflate to permit them to float as if they're sporting life preservers. Walruses are one in all the most important pinnipeds, with males reaching over 3,000 pounds. They stay within the North Atlantic and Pacific oceans, within the arctic area. Both males and females have tusks and vacuum-like mouths for sucking up shellfish from the ocean floor. Canadian laws, but limited looking by the Inuit people is allowed. Walruses are protected below U.S. The Marine Mammal Center cares about your privacy. Learn our privacy policy.