AUSTIN (KXAN) — Sea otters are on the edge of extinction. There are currently around 3,000 of them living off the coast of California’s Monterey Bay, according to Brett Long with the Aquarium of the ...

Add Yahoo as a preferred source to see more of our stories on Google. Image via Shutterstock/Neil Aronson (Image via Shutterstock/Neil Aronson) Did you know that sea otters have favorite rocks ...

If you’ve ever walked the beach and pocketed a neat-looking rock, know that you share something in common with otters. The only difference is that an otter might carry its favorite rock forever, ...

Credit: flickr Sea otters are one of the few non-human species known to use tools. They often carry small rocks to crack open hard shells like clams, crabs, or mussels. This behavior demonstrates ...

In parts of the ocean where sea otters face stark competition for their favorite kinds of food, some otters are getting by with the help of tools — like rocks and even glass bottles — that let them ...