Scientists captured video of orcas ramming into sunfish with such force that the fish exploded. The behavior may be for fun as well as for feeding, they report.

An orca drags and spins a sea turtle, as if trying to show her baby how to hunt. Researchers say it might be an example of teaching.

"I knew they never attacked people so just sat there on my board."

An endangered Pacific Northwest orca that made global headlines in 2018 for carrying her dead calf for over two weeks is doing so once again following the death of her new calf, in another sign of grief over lost offspring, researchers said. The mother ...

An orca was spotted not far off the coast of Long Island on Monday, July 20. The solitary male orca was seen by O’Seas Conservation Foundation shark camp members, according to the organization’s Instagram account .

A group of killer whales have been documented blowing a sunfish to bits in an unusual underwater escapade offering never-before-seen insights into orca behaviour, according to research released Thursday.

"The moment that I saw the [turtle] come into frame, I was like, Wow, something different is going to happen."

In a remarkable fulfillment of a lifelong aspiration, a woman experienced the joy of dancing with an orca whale at SeaWorld in Orlando. At the age of 36, her friend orchestrated this unforgettable surprise trip,