Conrad said transient killer whales are more likely to show up in larger bays and rivers, like Tillamook Bay, Yaquina Bay and ...

Southern Resident killer whales are a small and well-studied group of orcas that have long been seen as an isolated group ...

Three orcas that had not previously been recorded in the Seattle area have delighted whale watchers with several visits.

The mystery orcas are back in the Puget Sound. For the last few weeks, a pod of unfamiliar orcas has been coming and going ...

Tilikum was SeaWorld’s most famous orca — a massive captive whale who had already been linked to deadly incidents before the world truly knew his name. In 2010, after what seemed like a normal show in ...

Orcas acted as primary scouts by actively seeking out baleen whales and alerting the whalers by breaching and slapping their tails at the mouth of the river. This 90-year alliance proves that Orcas ...

Kayleigh Nicole Grant had a once-in-a-lifetime underwater encounter. The professional ocean diver detailed an unforgettable interaction with a pod of orca whales in a recent video shared on Instagram, ...

The three killer whales, not previously recorded in the region, may have traveled from Alaska ...

Two of the last surviving members of a group of UK orcas have been spotted off the Cornish coast. The bull male killer whales ...

New research in the Strait of Gibraltar captured dozens of vocalizations from an endangered subpopulation of killer whales Getty Researchers recently recorded a range of vocal calls from endangered ...

Hunting killer whales always eat the animals they kill, typically leaving behind only a few low-energy parts, such as fins. "Also, if it was just aggression, they wouldn't bother to tear off the fin," ...