The ocean has a definite top predator. Sharks dominate discussions, in part due to their fearsome hunting abilities, and in part due to movies like Jaws. But beneath the waves, another predator ...

From sinking boats and feasting on shark livers to dining on whale tongue and tossing porpoises around for fun, orcas are displaying some fascinating — and sometimes terrifying — behaviors. When you ...

SEATTLE — A longtime federal scientist is raising concerns about the future of Southern Resident Killer Whale recovery efforts. This comes after she stepped away from the National Oceanic and ...

The ocean is full of mighty hunters. Two of the most feared are the shark and the orca (killer whale). Sharks are ancient, solitary predators. They have rows of razor-sharp teeth, whereas orcas are ...

Footage captures a pair of orcas nibbling each other's tongues in the Kvænangen fjords in northern Norway. Scientists think this rarely seen behavior could play a role in social bonding. When you ...

PENN COVE PARK, Wash. — Shore-based whale watchers, researchers and the nonprofit Orca Conservancy said November brought historic moments to Penn Cove, as Southern Resident orcas were reported ...

Northwest Pacific orcas have started wearing salmon hats again, bringing back a bizarre trend first described in the 1980s, researchers say. This is the first time they've donned the bizarre headgear ...