Some say they got this name because sailors noticed their ability to dispatch enormous whales and dubbed them ‘whale killers’ ...

Aerial and underwater footage captured around Vancouver Island in Canada shows the two marine animals working together to ...

The clip shows a group of seven orcas — four adults and three calves — as they circle a seal on a tiny chunk of ice in western Antarctica’s Marguerite Bay. The lesson, which lasted over an hour, was ...

The ocean is full of mighty hunters. Two of the most feared are the shark and the orca (killer whale). Sharks are ancient, solitary predators. They have rows of razor-sharp teeth, whereas orcas are ...

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review spanning two decades has revealed a little-known, yet intriguing behavior.

Orcas, or killer whales, are deadly and beautiful apex predators.

Step aside, primates and crows. Thanks to new drone footage, killer whales have joined an exclusive club: the short list of animals that make and use tools. Scientists have discovered that southern ...

Orcas have been filmed making and using tools for what seems to be a pleasurable, massage-like experience. Killer whales are teaming up with dolphins on salmon hunts, study finds — but not everyone ...