sea otter: see otter otter, name for a number of aquatic, carnivorous mammals of the weasel family, found on all continents except Australia. The common river otters of Eurasia and the Americas are species of the genus Lutra. The North American river otter, L.
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sea otter

or great sea otter

Rare, completely marine otter (Enhydra lutris) of the northern Pacific, usually found in kelp beds. Floating on its back, it opens mollusks by smashing them on a stone balanced on its chest. The large hind feet are broad and flipperlike. It is 40–65 in. (100–160 cm) long and weighs 35–90 lbs (16–40 kg). The thick lustrous coat is reddish to dark brown. By 1910 it had been hunted almost to extinction for its fur; now fully protected, it is gradually increasing in numbers.

sea otter [′sē ‚äd·ər]

(vertebrate zoology)

Enhydra lutris.A large marine otter found close to the shoreline in the North Pacific; these animals are diurnally active and live in herds.

sea otter (redirected from great sea otter)

sea otter

sea otter
(redirected from great sea otter)