The Marine Mammal Heart's hospital and customer center in Sausalito, California, has reopened to the public! Guide your go to right this moment! Tickets are free however have to be reserved on-line big teddy bear online upfront. The word "pinniped" means fin- or flipper-footed and refers back to the marine mammals which have front and rear flippers. Hundreds of thousands of years in the past, the ancestors of pinnipeds lived on land. These have been probably weasel- or bear-like animals that spent more and more time within the ocean and finally tailored to this marine setting. Pinnipeds are separated into three groups: earless seals, eared seals and walruses. This group consists of seals, sea lions and walruses -- animals that reside in the ocean however are ready to come back on land for long periods of time. Typically referred to as earless seals or true seals, marine mammals in the phocid household can be easily identified by taking a look at their ears and flippers. They also have small front flippers and move on land by flopping alongside on their bellies, a movement referred to as "galumphing." At sea, true seals transfer their rear flippers back and forth like a fish tail to propel themselves by 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 family and are typically known as eared seals. In contrast to true seals, otariids have exterior ear flaps. Their entrance flippers are massive, and on land they can bring all four flippers underneath their our bodies and walk on them. In the water, they swim utilizing their entrance flippers like oars. They've longer flippers than sea lions, together with a luxuriant coat of fur that was so prized by hunters that it brought them to the brink of extinction in the 19th century. Walruses are in a family of their very own referred to as the odobenids. Fur seals, in spite of getting the word "seal" in their identify, are literally closely related to sea lions. They've air sacs of their neck that can inflate to allow them to float as if they're wearing life preservers. Walruses are one among the largest pinnipeds, with males reaching over 3,000 pounds. They stay within the North Atlantic and Pacific oceans, within the arctic region. Both males and females have tusks and vacuum-like mouths for sucking up shellfish from the ocean ground. Canadian laws, but limited looking by the Inuit folks is allowed. Walruses are protected beneath U.S. The Marine Mammal Center cares about your privateness. Learn our privateness policy.