Marine mammal Marine mammal Marine mammals are aquatic mammals that rely on the ocean and other marine ecosystems for their existence. They include animals such as seals, whales, manatees, sea otters and polar bears. They do not represent a distinct taxon or systematic grouping, but rather have a polyphyletic relation due to convergent evolution, as in they do not have an immediate common ancestor. They are also unified by their reliance on the marine environment for feeding. Marine mammal adaptation to an aquatic lifestyle varies considerably between species. Both cetaceans and sirenians are fully aquatic and therefore are obligate water dwellers. Seals
The Marine Mammal Center five years of probation, and ordered to pay restitution of $51,081.48 to the Marine Mammal Center, toward the expenses of treating Sgt. Nevis. Movie Trivia In Peter Jackson's "Lord of the Rings" trilogy, elephant seal and sea lion vocalizations were recorded at the Marine Mammal Center and used as the main component for the sound of the Orcs (northern elephant seals) and the Uruks (CA sea lions). Sound Designer David Farmer had coincidentally visited the center during elephant seal pupping season and was suitably impressed. The Marine Mammal Center The Marine Mammal Center is a private, non-profit U.S. organization that