ANTIBES, France -- In what they call a world first, researchers in Europe say they've taught an orca whale to successfully imitate a variety of sounds, including calls made by other animal species and ...

Orcas display a variety of skills, like coordinated hunting and regional ‘dialects.’ They have also revealed several interesting habits, like grooming each other with kelp and offering food to humans.

This is the first time pack-ice killer whale vocalizations have been recorded. Pack-ice killer whales are highly social creatures, communicating through various vocalizations like pulsed calls and ...

When three killer whales struck the Lady L, Heath Samples thought a tanker had collided with his yacht, as everyone on board was knocked off their feet. After the orcas repeatedly buffeted the yacht, ...

Canadian researchers capture rare video of killer whales and dolphins working together to forage salmon off B.C. coast.

Researchers say the behavior has never before been observed in the population. Watch dolphins and killer whales hunt together ...

New research suggests the two top predators have forged a co-operative rather than competitive relationship to find and feast ...

Scientists say the aquatic allies were observed apparently relying on one another to find prized prey: large adult Chinook salmon.