Killer whales are among the ocean’s most powerful predators. They can prey on stingrays, seals, porpoises, and even massive baleen whales. They are also known for disrupting great white sharks and ...

Off the Pacific coast of Canada, scientists have captured something that challenges long‑held assumptions about life in the sea: killer whales and dolphins moving in sync as they pursue the same prey.

(CNN) — A pod of Pacific white-sided dolphins off the coast of British Columbia have been observed cooperating with orcas, a traditional enemy that’s better known for taking out great white sharks ...

Why do killer whales (orcas) in captivity kill humans, whereas this doesn't happen in the wild? Federal hearings on the safety of keeping killer whales in captivity began this week, convened by the ...

Long before the ocean’s largest filter-feeders roamed the seas, their smaller, sharper cousins ruled the warm shallows. One such predator, newly named Janjucetus dullardi, offers a striking glimpse ...

Survival’s a beach in Jo-Anne Brechin’s familiar, but well orca-strated “when animals attack” b-movie.

A group of apex predators was seen off the coast of California, a company said. Getty Images/iStockphoto The ocean’s top predator was seen on the hunt for its next meal off the coast of California, ...