From sinking boats and feasting on shark livers to dining on whale tongue and tossing porpoises around for fun, orcas are ...

New footage shows orcas and dolphins coordinating hunts, hinting at interspecies teamwork to track and catch salmon off ...

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

This is the dramatic moment a genius otter being chased by a killer whale hops onto a boat for safety with just seconds to spare. In the incredible footage, captured in Halibut Cove, Alaska, on Sunday ...

The mother orca known as J35, or Tahlequah, has been seen carrying her deceased calf for at least 11 days, drawing attention ...

SEATTLE (AP) — A wildlife photographer out on a whale watching trip in waters off Seattle captured dramatic video and photos of a pod of killer whales hunting a seal that survived only by clambering ...

The great white shark’s fearsome reputation has been shaped in part by films like Jaws and Deep Blue Sea, which portray it as ...

Orcas in the Gulf of California off the coast of Mexico have been spotted hunting young great white sharks by flipping them over to incapacitate them before eating their energy-filled liver, new ...

Katina, the orca, has passed away. She was a wild-born orca who lived in captivity for decades, succumbing to an illness at ...