A common neurotoxin produced by algae blooms is making California sea lions more aggressive. Here’s why it has the power to change behavior—and the danger it poses. Rescuers capture a sick sea lion in ...

One surfer recalled a scary attack that happened to him on March 21 Mario Tama/Getty Surfer Rj LaMendola said he was attacked a feral sea lion on March 21 in California. He later learned the animal ...

Sea lions and other ocean mammals in Southern California are falling victim to a poisoning event that a local expert calls the worst in recent memory. It is stranding the mammals along the coast as ...

Of all the schemes that humans have devised to keep sea lions from gorging on the salmon of the Columbia River basin, none has worked for long. Local officials and researchers have chased sea lions ...

Omaha's Henry Doorly Zoo said they are "deeply saddened" to announce the passing of a beloved sea lion. Chino, a 20-year-old California sea lion, passed away Saturday, officials said. Sign up for our ...

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, ...

SANTA CRUZ — Volunteers with the Marine Mammal Center rescued a sea lion that washed up on the beach at Natural Bridges State Beach Sunday afternoon. The Marine Mammal Center is a nonprofit ...