It’s been 14 years since Bob Pitman set out to find an unusual-looking type of killer whale. It had been officially spotted only a few times before. In 1955, a strange pod washed up on a beach north ...

The notion that there might be some new kind of killer whale emerged in 1955, when photos from New Zealand showed a bunch of unusual-looking... Mysterious Type Of Killer Whale, Sought After For Years, ...

A team of marine biologists are investigating the mysterious mass stranding of orcas in Argentina, after 26 killer whales were found on the beach with no signs of injury or trauma. Specialists at the ...

A killer whale in Monterey Bay, Calif. A killer whale was spotted balancing a salmon on its head earlier this fall near the coastline in Washington state, surprising scientists and intriguing orca ...

Like a proud cat leaving a bird on its owner's doorstep, orcas—also called killer whales—may sometimes offer to share their prey with humans, according to research published in the Journal of ...