Recent findings used wildlife forensics and citizen science data to provide the first confirmed evidence of killer whale ...

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 ...

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.

According to their results recently published in the journal Ecology and Evolution, the culprit is clear: a killer whale fatally assaulted the over-15-foot-long shark, then proceeded to devour its ...

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 ...

An orca calf less than 24 hours old has been spotted in a rare sighting of a newborn killer whale in Western Australia. The animals are regularly seen off Bremer Bay in summer, but calves are ...

The mother whale is part of a critically endangered pod of whales who live in the Pacific Northwest and roam the Pacific Ocean between Washington state and British Columbia. Killer whales have ...

A Pygmy killer whale — rarely seen in the shallow waters that surround the Florida Keys — was found injured, sick and stranded just off a beach in the island chain on Sunday, a local marine ...