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Marine mammals are mammals that rely on marine (saltwater) ecosystems for their existence. They include animals such as cetaceans ( whales, dolphins and porpoises ), pinnipeds ( seals, sea lions and walruses ), sirenians ( manatees and dugongs ), sea otters and polar bears. They are an informal group, unified only by their reliance on marine ...
Marine mammals comprise over 130 living and recently extinct species in three taxonomic orders.The Society for Marine Mammalogy, an international scientific society, maintains a list of valid species and subspecies, most recently updated in October 2015. [1]
Glaucus atlanticus is the blue sea slug shown here out of water on a beach, and thus collapsed; however, touching the animal directly with your skin can result in a painful sting, with symptoms similar to those caused by the Portuguese man o' war. The slug in the water.
Polar bear. The polar bear ( Ursus maritimus) is a large bear native to the Arctic and nearby areas. It is closely related to the brown bear, and the two species can interbreed. The polar bear is the largest extant species of bear and land carnivore, with adult males weighing 300–800 kg (660–1,760 lb). The species is sexually dimorphic, as ...
Ursus. (mammal) Ursus is a genus in the family Ursidae ( bears) that includes the widely distributed brown bear, [ 3] the polar bear, [ 4] the American black bear, and the Asian black bear. The name is derived from the Latin ursus, meaning bear. [ 5][ 6]
The glacier bear ( Ursus americanus emmonsii ), sometimes referred to as the "blue bear", is a subspecies of American black bear with silver-blue or gray hair endemic from Southeast Alaska, to the extreme northwestern tip of British Columbia, and to the extreme southwest of the Yukon. [ 2][ 3] The Tlingit name for the glacier bear is a ...
Arctodus is an extinct genus of short-faced bear that inhabited North America during the Pleistocene (~2.5 Mya until 12,800 years ago). There are two recognized species: the lesser short-faced bear ( Arctodus pristinus) and the giant short-faced bear ( Arctodus simus ). Of these species, A. simus was larger, is known from more complete remains ...
Canis crassodon crassodon. The Vancouver Island wolf, also known as the coastal wolf or sea wolf ( Canis lupus crassodon) [ 2] is a subspecies of grey wolf, endemic to the coast of the Pacific Northwest. [ 3] They are a unique subspecies of wolf due to their semi-aquatic lifestyle, which includes a diet that is almost entirely marine-based.