A sea lion infected by a toxic algae bloom became aggressive at a Southern California beach this week, chasing surfers out of ...

Some surfers in Newport Beach had to cut and run after they were chased by a sea lion that may have been suffering from the ...

Taken together, the deaths have raised the specter of past “unusual mortality events” that caused whales to die in ...

Wildlife authorities freed a entangled gray whale Wednesday after it was caught in a net off the Southern California coast.

Public safety officials have been warning beachgoers to stay away from animals found stranded on the beach because they can become aggressive.

Public safety officials have been warning beachgoers to stay away from animals found stranded on the beach because they can ...

If your dream vacation involves fins and a splash, you're in for a treat. This lineup of snorkeling destinations covers everything from surreal coral tunnels in the Maldives to sea lion-filled ...

National Geographic's upcoming docuseries, 'Secrets of the Penguins,' captured a shocking encounter between a mother rockhopper penguin and giant, hungry sea lion, and PEOPLE has a first look at the f ...

Pickup plows through Vancouver brewery; driver hurt ...

A sea lion was spotted swimming in the Willamette River under the Hawthorne Bridge in downtown Portland on Tuesday. KOIN 6 viewer Brady Dean captured the sight and explained that he had seen another ...

It's not often that you hear about sea lions attacking humans, but recently a slew of assaults have occurred in California.