According to their results recently published in the journal Ecology and Evolution, the culprit is clear: a killer whale ...

Recent findings used wildlife forensics and citizen science data to provide the first confirmed evidence of killer whale predation on white sharks in Australia.

The sight of an orca clinging to her dead calf for a heartwrenching reason turned out to be a way of coping with loss, just ...

The grieving killer whale mom and her family — Tahlequah has two living sons — were spotted traveling together in Haro Strait off of Washington’s San Juan Island on the morning of Friday ...

THE “world’s loneliest orca” who has been trapped in a tiny pool for 32 years is experiencing the "worst form of torture", experts claim. A devastating video shows Kshamenk barely able to ...

Members of the marine mammal rescue group Dolphins Plus Marine Mammal Responder walk with a Pygmy killer whale that was found stranded off the beach at Long Key State Park in the Florida Keys on ...

A killer whale mom, who shot to fame after she carried her dead calf’s corpse with her for more than two weeks in a harrowing tale of grief, has lost another baby, scientists revealed.

"The liver, digestive and reproductive organs were missing, and there were four distinctive bite wounds, one of which was characteristic of liver extraction by killer whale, similar to what has ...