While orcas, also known as "killer whales," are a common sight in the northeast Pacific Ocean, they’re rarely detected in the ...

The cable deployed in Haro Strait can be divided into what scientists call "virtual hydrophones" — discrete listening points ...

Aerial image of Southern Resident killer whales taken in the Salish Sea off southern Vancouver Island during health research by SR3 SeaLife Response, Rehabilitation and Research. Images by John Durban ...

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review spanning two decades has revealed a little-known, yet intriguing behavior.

SEATTLE —For more than a century, killer whales have been understood to be just one worldwide species, Orcinus orca, with many types. But now, after decades of work, scientists have determined the ...

Killer whales are known as apex predators in the regions they inhabit in each of the Earth's oceans, typically preying on fish, turtles, marine mammals like seals, and even moose. Now, researchers ...

Killer whales are known for their intelligence and power, even an inclination to sink yachts. Now, research is showing how they take down prey that few other animals can. Why it matters: The findings ...

John Ford still recalls the first time he heard them. He’d been puttering around the Deserters Group archipelago, a smattering of spruce- and cedar-choked islands in Queen Charlotte Strait, between ...

Researchers document a behavior called "allokelping" in which one killer whale uses kelp to massage the back of another killer whale, near San Juan Island (Reuters) -Killer whales are known for ...

Scientists say they discovered that two well-known types of killer whales in the North Pacific Ocean are actually two separate species and not just different races. In a study published Wednesday, ...