A study comparing the nutritional demands of killer whales with the caloric content of their prey has startling implications for the potential impact of these large predators on populations of other ...

Off the Pacific coast of Canada, scientists have captured something that challenges long‑held assumptions about life in the ...

Inner coast transient killer whale hunting close to a Steller sea lion haulout off the outer coast of Washington. New research has confirmed that West Coast transient killer whales who live between ...

GREENBANK, Wash. (AP) - As many as a dozen transient killer whales have been reported in Puget Sound this week, hunting for seals and sea lions. Howard Garrett of the Orca Network in Greenbank said ...

Orcas, also known as killer whales, are among the most well-studied marine mammals, captivating the public and scientists alike with their intelligence, strong social bonds and complex behaviors.

The species Orcinus orca, generally known as orcas or killer whales, is made up of many genetically distinct populations ...

Lauren Eckert has previously been affiliated with Raincoast Conservation Foundation. This research was supported by a Canada Vanier Graduate Scholarship and a Raincoast Conservation Fellowship.

As The Wire reported earlier this week, in addition to annexing Crimea, Russia stole Ukraine’s killer dolphin army. The dolphin army (or navy, depending on your point of view) will be joining forces ...

Scientists know a surprising amount of information about Southern Resident Killer Whales, but once the whales leave their ...

The species Orcinus orca, generally known as orcas or killer whales, is made up of many genetically distinct populations called ecotypes. Each ecotype indicates an ecological specialization with its ...