Male sea otters that are not sexually or socially mature 'don't get access to females," which, in turn, frustrates the otter; ...

For sea otters, rocks are an important part of daily life — used as tools to crack open hard-shelled snacks and as playthings ...

After centuries of overhunting by fur traders, sea otters have largely disappeared from the Oregon and Northern California ...

A coastal tribe wants to return otters to their native waters off the Oregon coast, though a recent grant to expedite that ...

Sea otters are among the world’s most playful and adorable animals. They are beloved for their charming antics and cuddly appearance. Otters are social animals, and in the wild, live together in ...

KYLE, Texas — In a rare sighting, a North American river otter was seen swimming this week in a Central Texas lake. According ...

NPR's Juana Summers speaks to researcher Rikke Jeppesen about her work on how sea otters, which were hunted to almost near extinction, have been able to thrive by eating up to 120,000 crabs a year.