A rare pod of orcas, known as CA-51, has returned to Monterey Bay after a three-year hiatus, delighting whale watchers and ...

Two groups of killer whales are engaging in a terrifying, bloody cannibalistic war beneath the ocean’s surface, where gangs ...

Detached orca fins scored with distinctive tooth marks suggest that killer whale cannibalism is happening — and it might explain some complex orca societies.

Researchers suggest that predation by a subspecies called Bigg's orcas might explain why members of another one, called ...

On March 6, three orcas showed up in Canada’s Vancouver Harbour, later heading south to Seattle, Tacoma and Olympia, that ...

Hunting killer whales always eat the animals they kill, typically leaving behind only a few low-energy parts, such as fins. "Also, if it was just aggression, they wouldn't bother to tear off the fin," ...

Orcas, or killer whales, are deadly and beautiful apex predators. 'SNL' mocks Trump over rising gas prices in cold open Nancy Guthrie update: Ex-FBI agent details good news and the bad news Warren ...

Orcas don’t have any natural predators, so how did this happen? The tooth marks, it turned out, were distinctive – they were ...

Wild orcas across four continents have repeatedly floated fish and other prey to astonished swimmers and boaters, hinting that the ocean’s top predator likes to make friends. Researchers cataloged 34 ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Great white sharks (Carcharodon carcharias) are often unfairly the ...