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Sea otters spend much of their lives in the water and can dive up to 330 feet when foraging for food. They sometimes rest in coastal kelp forests, often draping the kelp over their bodies to keep from drifting away.
Featured: Sea Otter
Footage of the Sea Otter courtesy of the US Fish and Wildlife Service.
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Height: Length California sea otters: 4 feet; northern sea otters are slightly larger.
Weight: 45 lbs (females); 65 lbs (males). Northern sea otters can reach up to 100 pounds.
Lifespan: 10-15 years (males); 15-20 years (females)