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Definition of sea otter in English: sea otternoun An entirely aquatic marine otter of North Pacific coasts, formerly hunted for its dense fur. It is noted for its habit of floating on its back with a stone balanced on the abdomen, in order to crack open bivalve molluscs. Enhydra lutris, family Mustelidae Example sentencesExamples - We went whale watching and saw two grey whales spurting in unison, dolphins, more sea lions and a sea otter.
- Hunting during the 18th and 19th centuries greatly reduced the distribution of the sea otter.
- Attempts in 2003 to delist the southern sea otter as threatened were not successful.
- In the north, the sea otter is thriving in areas off Alaska and British Columbia, and a translocated group off Washington State is growing.
- A few other carnivores, such as the sea otter, are also specialized for life in the oceans.
- The sea otter's range was restricted to the North Pacific basin, at least from the Pleistocene onward.
Definition of sea otter in US English: sea otternounsē ˈädər An entirely aquatic marine otter of North Pacific coasts, formerly hunted for its dense fur. It is noted for its habit of floating on its back with a stone balanced on the abdomen, in order to crack open bivalve mollusks. Enhydra lutris, family Mustelidae Example sentencesExamples - We went whale watching and saw two grey whales spurting in unison, dolphins, more sea lions and a sea otter.
- The sea otter's range was restricted to the North Pacific basin, at least from the Pleistocene onward.
- A few other carnivores, such as the sea otter, are also specialized for life in the oceans.
- Hunting during the 18th and 19th centuries greatly reduced the distribution of the sea otter.
- In the north, the sea otter is thriving in areas off Alaska and British Columbia, and a translocated group off Washington State is growing.
- Attempts in 2003 to delist the southern sea otter as threatened were not successful.
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