The Sierra Club Seal Society trains about 40 students to help provide public education during the seal birthing season ...

A teenage girl and junior lifeguard candidate was attacked and bitten in the arm by an aggressive sea lion during a tryout in ...

The nine-week-old sea lion pup, yet to be named, required some gentle maternal encouragement before diving into the water at ...

Sea lions in Southern California waters had rarely posed a problem for beachgoers, surfers and swimmers. Now, scientists say ...

A common neurotoxin produced by algae blooms is making California sea lions more aggressive. Here’s why it has the power to ...

Hundreds of sea lions, seabirds and dolphins have come ashore in what experts are calling an 'unprecedented multiple-toxin event.' ...