The owner of a San Diego-based whale-watching business on Friday shared a video clip showing an orca lunging after an elusive dolphin during an “amazing game of cat and mouse.” But Domenic Biagini ...

In a rare video captured by a whale watching expedition off the coast of San Diego this week, a killer whale teaches its baby how to hunt by headbutting a dolphin, causing it to flip several times in ...

The owner of a San Diego whale-watching company this week shared extraordinary footage showing Eastern Tropical Pacific killer whales preying on dolphins during recent visits from Mexico. The footage ...

Orcas have gobbled up news headlines this past year due to numerous reports of these killer whales harassing — and at times even sinking — boats, sparking countless memes and befuddlement. When they ...

The ocean has a definite top predator. Sharks dominate discussions, in part due to their fearsome hunting abilities, and in ...

A Pacific white-sided dolphin who shared a tank with Lolita the orca at the Miami Seaquarium until Lolita died last month has been moved to SeaWorld San Antonio, where he will live with others of his ...

Two orcas harpooned in front of a group of whale watchers puts a spotlight on St. Vincent's controversial whaling practice.

The end of the Seaquarium is a turning point for Miami and the fight for marine mammal rights. The future home of the ...

Li’i, a Pacific white-sided dolphin that was Lolita’s companion at Miami Seaquarium until her death last month, was moved Sunday night to SeaWorld San Antonio, where he will be reunited with two ...

Ambassador Cruise Line and marine conservation charity ORCA have announced the launch of a new campaign, ...