Sea otters are fascinating marine mammals known for their playful behavior, intelligence, and unique survival skills in cold ocean environments. However, surviving in the ocean is only part of their ...

CNN — When sea otters hammer mussel shells against rocks to help open them, they're leaving behind their own archaeological record that can't be compared to any other creature, according to a new ...

Before a sea otter dives for a clam, it often tucks a flat stone under its forearm, a pocket it keeps specifically for this purpose. On the surface, it places the stone on its chest, holds the ...

Did you know that sea otters have favorite rocks they keep around to help them open up clam shells and other shelled mollusks? They have loose pockets of fur under each of their arms where they store ...

If you liked this story, share it with other people. Southern sea otters living along California’s coast are struggling in warmer seas, with new threats and changing food sources. They, like the other ...