Two orcas from the Pacific Northwest were spotted with dead salmon on their heads, an act first documented in the 1980s.

The endangered group near the main islands is down to an estimated 138 dolphins, according to the study. Itʻs the only ...

Researchers have documented killer whales working as a team to prey on whale sharks in the Gulf of California.

Interestingly, while the lipid-rich livers are thought to be the primary target of these attacks, there was no photographic ...

Whale sharks are gentle, filter-feeding giants, but orcas in Mexican waters were documented attacking the animals and ...

A pod of killer whales has revived a curious trend from the 1980s in which they swim around with dead salmon balanced on ...

Conservation helped stop most whale hunting. Now shipping kills them and little is done to avoid collision risk ...

Orcas were previously seen sporting salmon on their heads in the late 1980s, but it’s not clear what the behavior means.

Though researchers have some best guesses, nobody seems to know for sure why exactly a killer whale in Washington state was ...

King salmon, or chinook, are a critical part of the diet of Southern Resident killer whales. The population of Southern ...

Orcas, better known as killer whales, have been spotted hunting whale sharks, the world's largest shark species, that can ...

Researchers recently observed a killer whale (Orca) wearing dead salmon on their heads as hats, and believe it or not it's ...