What is America's largest sea cave? This particular attraction has a lot more going for it than size, as sea lions have made ...

The clip of the rockhopper mom facing off with a giant sea lion comes from National Geographic's upcoming docuseries, 'Secrets of the Penguins' Kelli Bender is the Pets Editor at PEOPLE.

An aggressive sea lion sent surfers running this week after it repeatedly went after them, even coming onto the beach, video of the incident showed. The sea lion was suffering from severe domoic ...

It is the largest she’s ever seen geographically, and just as they thought it was slowing down, the calls of dolphin strandings and sickly sea lions started to ramp up again this week.

Along some 70 miles of Southern California coastline, usually curious and playful sea lions are attacking humans in the water. The animals are being poisoned by the ocean they live in, experts say ...

NEWPORT BEACH, Calif. - Surfers at a popular Newport Beach spot had to make a quick escape, not from the waves, but from an ...