Captured off the coast of San Diego, the astonishing video pictured above captures the moment that a dolphin is punched on ...

A northern right whale dolphin put on a rare show off Monterey Bay, California, surprising lucky onlookers with an unusual ...

"These dolphins seemed frantic, porpoising in a powerful, unified effort to vacate one location in favor of another – as ...

A group of students on a whale-watching tour out of Newport Beach were treated to an impressive show courtesy of some high-flying bottlenose dolphins. Davey’s Locker Whale Watching shared video of the ...

Off the coast of British Columbia, dolphins lead killer whales to salmon and earn their share of lunch, a new study reveals. A new study is the first to document cooperative hunting between orcas and ...

Killer whales and dolphins have been working together to hunt salmon in the northern Pacific Ocean, an unexpected finding that further reveals the complex social lives of marine mammals. Video cameras ...

Twice each year, some 20,000 gray whales pass along the California coast as they swim south to breeding lagoons on the west coast of Baja California during winter months, then back to their summer ...