Killer whales usually specialize in hunting a single type of prey, and humans are not on that 'menu'.

Orcas have started targeting boats in multiple regions, ramming hulls and disabling rudders in coordinated ways that suggest learned behavior. What makes this even more unusual is how consistently ...

Along remote coastlines, killer whale parents teach their young how to intentionally beach themselves for prey in a tradition ...

In a newly published study, researchers documented more than two dozen cases of orcas giving prey to humans. What’s behind this curious behavior? Photo from the Orca Research Trust In the fall of 2018 ...

Behavioral ecologist Michael Weiss was browsing through new drone footage of the orca pods he studies in the Salish Sea when he spotted one of the killer whales carrying something green in its mouth ...

Orcas display a variety of skills, like coordinated hunting and regional ‘dialects.’ They have also revealed several interesting habits, like grooming each other with kelp and offering food to humans.

First observed in the 1980s, the fad of orcas swimming around with dead salmon on their foreheads off Washington State seemed to have faded—until now. An orca from the southern resident population off ...

J17 Princess Angeline, a member of J-Pod in the endangered population of Southern Resident Killer Whales, swims through Haro Strait with her calf J53 Kiki in tow.© Monika Wieland ...