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The sea otter (Enhydra lutris) is a marine mammal native to the coasts of the northern and eastern North Pacific Ocean.Adult sea otters typically weigh between 14 and 45 kg (30 and 100 lb), making them the heaviest members of the weasel family, but among [3] the smallest marine mammals.
Rosa Species Sea otter Sex Female Born c. August 26, 1999 Died June 5, 2024 (2024-06-05) (aged 24) Monterey Bay Aquarium Monterey, California, U.S. Occupation Surrogate sea otter mother; internet figure Rosa (c. August 26, 1999 – June 5, 2024) was a female sea otter at the Monterey Bay Aquarium. She was known for being the aquarium's oldest resident otter, and as a surrogate mother for 15 ...
Retrospective estimates of worldwide sea-otter numbers before the bulk exploitation of these mammals range from 150,000 to 300,000. [42] Sea otters are "slow breeders, only one sometimes two pups being born at a time" each year, which makes the population vulnerable in conditions of intensive hunting. [43] [44]
Rosa was adopted by the Monterey Bay Aquarium in 1999 and served as surrogate mother for a record 15 otters. She outlived the life expectancy for wild southern sea otters.
4. They are the biggest weasel ever. Sea Otters are the largest member of the weasel family, weighing up to 100 lbs. 5. They are a part of the Harry Potter world. J.K. Rowling's favorite animal is ...
Most have sharp claws on their feet and all except the sea otter have long, muscular tails. The 13 species range in adult size from 0.6 to 1.8 m (2.0 to 5.9 ft) in length and 1 to 45 kg (2.2 to 99.2 lb) in weight. The Asian small-clawed otter is the smallest otter species and the giant otter and sea otter are the largest.
Sea otters in California reach 50 to 70 pounds, while those in Alaska can weigh up to 100 pounds. In contrast to river otters , sea otters must survive amid the chilly waters of the Pacific Ocean.
The Seattle Aquarium became the first institution to raise sea otters from conception to adulthood with the birth of Tichuk in 1979, followed by three more pups in the early 1980s. [157] In 2007, a YouTube video of two cute sea otters holding paws drew 1.5 million viewers in two weeks, and had over 20 million views as of January 2015.