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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.
A sea otter using a rock to break open a shell. The sea otter, Enhydra lutris, is a member of the Mustelidae that is fully aquatic. Sea otters are the smallest of the marine mammals, but they are also the most dexterous. Sea otters are known for their ability to use stones as anvils or hammers to facilitate access to hard-to-reach prey items.
Sea Otters can swim up to six miles per hour and hold their breaths for up to four minutes. They use these skills to dive as deep as 330 feet beneath the surface. 4.
Sea otters have dexterous hands which they use to smash sea urchins off rocks. Otters are the only marine animals that are capable of lifting and turning over rocks, which they often do with their front paws when searching for prey. [61] The sea otter may pluck snails and other organisms from kelp and dig deep into underwater mud for clams. [61]
In the 1700s, before they were hunted for their fur, there were thought to be 150,000 to 300,000 sea otters. Today, they have rebounded since their numbers were at their lowest, but they are still ...
A sea otter eyes its lunch, one of two invasive European green crabs it was able to retrieve underwater. Photo taken in 2011 in Moss Landing, CA. Green crabs are originally from Europe and arrived ...
As a 17-year old male sea otter, Riro was roughly the age of a 70-year old human. [2] On 27 December 2024, Riro began losing his appetite and was taken off exhibit. His condition worsened and he died on 4 January 2025. [9] With Riro's death, Marine World Uminonakamichi's sea otter exhibit, dating back to 1989, came to an end. [1]
Sea otters also are members of the animal kingdom's tool-wielding club. The researchers observed 196 southern sea otters along the central California coastline - Big Sur, Monterey, San Luis Obispo ...