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

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

Ask anyone who’s had encounters with killer whales, and they will tell you just how smart they are. Orcas are incredibly intelligent creatures, capable of complex hunting strategies. They also engage ...

Like a proud cat leaving a bird on its owner's doorstep, orcas—also called killer whales—may sometimes offer to share their prey with humans, according to research published in the Journal of ...

Killer whales are among the oceans’ top predators. But in Iceland, pilot whales have them running scared. Filipa Samarra This article is from Hakai Magazine, an online publication about science and ...

Eleanor has an undergraduate degree in zoology from the University of Reading and a master’s in wildlife documentary production from the University of Salford. Eleanor has an undergraduate degree in ...

First, the orcas were sinking boats. Then, they reportedly started doing skincare routines with kelp. Now, they’re trying to share their lunch with humans. Orca whales — often referred to as “killer ...

While killer whales (Orcinus orca) can trigger the immediate departure of white sharks (Carcharodon carcharias), extended absences from their aggregation sites are also part of the sharks' natural ...