However, size alone doesn't make sperm whales immune to becoming prey themselves. Their main foes are killer whales, while ...

Biologists discovered killer whales and dolphins working together to hunt salmon, a behavior never before documented in this population.

Cetaceans are among the most intelligent creatures in the ocean and many whales have used their big brains to develop cunning ...

Animals as different as lions, piranha, killer whales and ants have something in common: they have all evolved the ability to hunt in groups. Group hunting is one of the most fascinating behaviours in ...

Researchers have observed dolphins and killer whales hunting together for the first time as part of a new study released on Thursday, Dec. 11. The top predators joined forces to feast on salmon off ...

As the whale watching boat slowly approached, the passengers saw something strange in the water—an 80-foot cloud of red-brown liquid. Just minutes later, an orca hurled a small whale into the air.