Orcas, or killer whales, are deadly and beautiful apex predators. Man charged in fatal shooting of cleaning woman who ...

Orcas have been filmed making and using tools for what seems to be a pleasurable, massage-like experience. Now they have been seen doing something that's never been documented among marine mammals ...

The more we learn about orcas, the more remarkable they are. These giant dolphins are the ocean's true apex predator, preying on great white sharks and other lesser predators. But for all their ...

In a new sign of toolmaking in marine mammals, orcas in the Pacific Northwest were recorded rubbing stalks of kelp against each other’s bodies, a study shows. By Jacey Fortin A hundred feet or more ...

Orcas off the west coast of North America are grooming each other with kelp, in a rare sighting of marine mammals manufacturing and using tools. For several years, scientists have been keenly ...

Scientists have spotted orcas hunting a nursery of juvenile sharks for the first time, flipping them upside down and feeding ...

They amuse us by wearing salmon hats, enrage us by sinking our expensive yachts, and now they have been documented sharing their meals with us – why? Food sharing amongst orcas can also be extended to ...