Unless you're lucky enough to live by an ocean where sea otters dwell, you likely only see them at an aquarium or zoo, and you can't keep them as pets. Still, when it comes to cute animal posts on ...

(Read more about how kids can make a bigger eco-impact at school.) A southern sea otter mom floats with her pup. Photograph by Marc Moritsch / National Geographic Image Collection Why they matter ...

At Elkhorn Slough National Estuarine Research Reserve, a newly-reinvigorated population of native southern sea otters has eaten so many invasive European green crabs that researchers say the ...

Sea otters are aquatic mammals that live in the coastal waters of the Pacific Ocean. You might know them by their adorable animated faces, cute enough to melt hearts.

A federal study ordered by Congress concluded it would be feasible to reintroduce sea otters to the Oregon and northern California coasts. However, that finding doesn’t mean the super-cute ...

Sea otters have charmed the hearts of many with their playful antics and cute eating habits. But you won't find any in the waters of much of Northern California. The otters call a 300-mile stretch ...

At Elkhorn Slough National Estuarine Research Reserve, a newly-reinvigorated population of native southern sea otters has eaten so many invasive European green crabs that researchers say the ...