Animal rights advocates have warned that 'time is running out' for orcas Wikie and Keijo, who remain trapped at France's now-defunct Marineland of Antibes.

SEATTLE — The endangered killer whales of the Pacific Northwest live very different lives from orcas in captivity. They swim up to 100 miles (161 kilometers) a day in pursuit of salmon, instead of ...

Orcas can live nearly a century in the wild. They rule the oceans but are curious animals, especially when it comes to humans. This inquisitive nature doesn’t always serve them well, particularly when ...

Miami Seaquarium has finally closed its doors after 70 years of operations and at least 120 marine mammal deaths in captivity ...

Two killer whales have been caught "kissing" on camera in a fiord in northern Norway. A group of snorkelers-turned-citizen-scientists captured the moment last October, and now the internet is going ...

His tank at Mundo Marino is barely larger than his body, a sun-bleached oval of concrete and chlorinated water. He floats, ...

At nearly 20 feet long and 7,000 pounds, Lolita the killer whale is a big lass. But despite her hefty girth, she’s spent more than 40 years in a 60-by-80-foot tank at Miami Seaquarium — the human ...

Killer whales have sunk three boats off the coast of Spain and Portugal so far this year. But experts agree that the behavior is not malicious.