A decades-old habitat preservation effort in British Columbia, Canada, is showing positive signs for one type of orcas that ...

The orca attacks appear to be led by a large adult male, suggesting that he may be leading the charge on this predatory ...

Orcas off the coast of Mexico have devised a cunning strategy to hunt and kill whale sharks, and marine scientists have ...

Orcas off the coast of Mexico have devised a cunning strategy to hunt and kill whale sharks, and marine scientists have ...

Marine biologists documented the never-before-confirmed behavior among orcas living in the Southern Gulf of California.

For the first time, scientists have captured video evidence of orcas cooperatively hunting whale sharks, the largest species ...

Take our orca quiz and sea. If you need a hint, hit the yellow button! A study analyzed the DNA of feral dogs living near ...

Frosty the orca is no fairytale, they say, he's big and white and gave whale watchers a fright, when his pod turned up one ...

Orca whales have been spotted wearing dead salmon as hats, simultaneously charming and confounding scientists around the ...

An especially popular killer whale put a dead fish on his head, in a throwback to a fashion last seen in the 1980s.

A resident orca off the coast of Washington state was recently spotted sporting a dead salmon on its head. The phenomenon was ...

New observations from photographers and researchers confirm that orcas are once again sporting fish as headgear ...