Over time, that name morphed into "killer whales." Scientists don't know whether orcas kill for fun. The marine mammals do some things, like killing and tossing dead porpoises in the air ...

For larger great whites, their prey may also consist of sea lions, seals, and small-toothed whales like orcas. In contrast, killer whales, or orcas, are skilled hunters that operate in lethal pods, ...

Two Los Angeles-area boaters on Saturday spotted a juvenile gray whale that had recently been killed by orcas and was missing most of its head. Alisa Schulman-Janiger, director of the ACS-LA Gray ...

Follow a team of scientists and filmmakers as they explore the lives of killer whales. In Antarctica, killer whales hunt using their intelligence and teamwork. Swimming together to create powerful ...

Like sperm whales, sea lions are highly vocal animals, but they operate in a very different ecosystem. Many sea lion populations are found in the dense kelp forests that form a great highway along ...

Research has confirmed killer whales were responsible for bite wounds on a dead white shark that washed up on a beach near Portland, Victoria. It is the first killer whale predation on a white ...

though they would still be free to get closer to Bigg’s killer whales, which are not endangered and are involved in most encounters. For larger ships, MacDuffee said the Salish Sea needs a hard ...

Following the public consultation for the Environmental Impact Statement (EIS) for the Sea Lion Field Northern Development Area, Phase 1 and 2, submitted by Navitas Petroleum Development and ...

Behind me, I hear a rush of breath—the sound of a killer whale expelling air from their blowhole. I can’t turn around to look. I’m holding onto a metal crane, on the other end of which is a ...

Killer whales have large, complex brains. They teach hunting techniques to their young, adapt to new prey, and communicate using unique dialects within their pods. Recent incidents show orcas ...

Watch as this great white shark makes a record-breaking 15-foot jump out of the water. You can hear the shock and awe in one man's voice!