An orca was filmed delivering a shocking final blow to a giant ocean sunfish during a rare underwater hunt. Wildlife guide ...

Add Yahoo as a preferred source to see more of our stories on Google. A pygmy sperm whale was attacked by a pod of orcas off the coast of Madeira. Orcas preying on marine mammals are rarely seen in ...

Killer whales have been caught on camera hunting down and eating great white sharks alive. A shark-hunting pod of orcas was seen flipping their rival apex predators upside-down to paralyze them - ...

A rare pod of orcas, known as CA-51, has returned to Monterey Bay after a three-year hiatus, delighting whale watchers and ...

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 onto the stern ...

Blue whale calves enter the world already the size of a bus, yet they still face danger. A hungry killer whale sees a slow, ...