Scientists have documented what might be the first case of friendly interactions between killer whales and smaller cetaceans.

Killer whales have been spotted hunting down dolphins - and sharing the catch with pals - for the first time. The dramatic new images of orcas in the Humboldt Current system, off Chile, show them ...

A study published in the journal Current Biology describes a new example of tool use by a critically endangered population of ...

Killer whales have a varied diet, but not all orcas eat the same things. Dr García Cegarra explained orca populations can be assigned to different ecotypes based on their preferred foods ...

Large groups of orcas have been seen hunting and eating blue whales. Recently, marine biologists recorded a pod of 14 orcas taking down a blue whale off the coast of Australia.

It was an orca-versus-dolphin matchup, and the dolphin didn’t stand a chance. In coastal waters near Chile in 2023, a massive female killer whale walloped the much smaller dolphin, sending it ...

Some eat fish exclusively, while others prefer larger animals like seals and even whales. In the Southern Hemisphere, there are five different ecotypes of orca, with those named Type A and Type B1 ...

Killer whales have been spotted hunting down dolphins - and sharing the catch with pals - for the first time. The dramatic new images of orcas in the Humboldt Current system, off Chile, show them ...

Orcas are apex predators with a varied diet. Allentown, PA (18103) Today ...