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 ...

You've probably seen photos or videos, maybe you've been lucky enough to actually see in person, sea otters floating on their backs in what looks to be sublime repose. Sometimes they're floating like ...

Sea otters are known for using tools, but not all of them do. A new study finds those that use tools have better survival odds in a world where their traditional food sources are changing. You've ...

Some otters rely on tools to bust open hard-shelled prey items like snails, and a new study suggests this tool use is helping them to survive as... When sea otters lose their favorite foods, they can ...