For sea otters, rocks are an important part of daily life — used as tools to crack open hard-shelled snacks and as playthings to juggle. In fact, otters will often have a “favorite rock,” they seem to ...

Nevertheless, those hurdles didn't stop a wild sea otter from befriending a Californian commercial fisherman in the most ...

One day the Aquarium shot an endearing video of two sea otters holding each other’s paws while floating around in the water. Was this merely a sign of affection, or does it mean something more?

Unlike most marine mammals, sea otters are primarily insulated by fur, not blubber. In fact they have the densest fur in the animal kingdom. Sadly that thick, resplendent coat has also given otters ...

A sea otter off the coast of Vancouver Island is the prime suspect in a string of river otter deaths, according to a local wildlife enthusiast and researcher. Mollie Cameron, who is both a ...