A Southern Resident killer whale surfacing in Puget Sound with a dead salmon balanced on its head has drawn international ...

Orcas are born with powerful bodies and sharp teeth, but they are not born knowing how to hunt. Here’s why they depend so ...

Research biologist Robin Baird said the species has been documented passing fish to humans. He said the behavior suggests false killer whales view humans as something very similar to them. A ...

An orca pod in the Pacific Ocean off the coast of Mexico has devised a cunning strategy to hunt and kill whale sharks — the world’s largest fish that can grow up to 18 meters (60 feet) in length — new ...

The killer whale pod in Mexico hunts and attacks much larger whale sharks by targeting them from below, a study finds Kelsey Williamson Orcas — also known as killer whales — are once again on the ...

An orca started a fad in the summer of 1987 when it killed a salmon and returned to the surface with the dead fish draped on top of its head. For a few pods of killer whales in the Puget Sound area of ...

When researchers from the University of British Columbia set out to film the solitary hunting habits of Northern resident ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. An orca pod in the ...