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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.
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.
Of the 13 different otter species in the world, only sea otters have been spotted making rafts by holding paws. River otters , for example, don’t sleep in the water but find shelter on land ...
Enhydra is a genus of mustelid that contains the sea otter and two extinct relatives. It is the only extant genus of the bunodont otters group, referring to otters with non-blade carnassials with rounded cusps. [1] Sea otters probably diverged from other otters during the Pliocene, approximately 5 mya. [2]
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.
"The sea otters, they're like an assistant manager for us," she said. The pattern is striking. “When the otter population was the lowest back in 2003-2004, we thought the green crabs were going ...
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]
Once on the verge of extinction, the recovery of the sea otter is considered one of the greatest successes in marine conservation.. The sea otter (Enhydra lutris) is a marine mammal living near the shores of the North Pacific, from northern Japan, the Kuril Islands and Kamchatka east across the Aleutian Islands and along the North American coast to Mexico.