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

Melting Arctic ice has grave implications for the planet. It means rising sea levels and helps lock in higher temperatures — and it also has a dramatic effect on the marine life that has evolved to ...

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

Residents and visitors in British Columbia have been experiencing a rare sight thanks to a pod of killer whales. Ryan Chilibeck, who lives in Gibsons, across Howe Sound from West Vancouver, spoke to ...

(CNN) — Behavioral ecologist Michael Weiss was browsing through new drone footage of the orca pods he studies in the Salish Sea when he spotted one of the killer whales carrying something green in its ...

Orcas are apex predators that sit at the top of the food chain, combining strength with highly intelligent behavior. They ...

Southern killer whales must complete a 1,000-mile transport requirement to maintain specific pod social structures. The A5 pod designation complicates the tracking of regionally specific vocalization ...

Some orcas have developed a deadly taste for liver — specifically, the livers of great white sharks. According to NBC News, scientists in Mexico captured stunning new footage showing how killer whales ...

Behavioral ecologist Michael Weiss was browsing through new drone footage of the orca pods he studies in the Salish Sea when he spotted one of the killer whales carrying something green in its mouth ...