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

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 ...

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 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 ...

For decades, fish-eating killer whales in the Pacific Northwest have been observed harassing and even killing porpoises without consuming them —- a perplexing behavior that has long intrigued ...