Orcas, or killer whales, are deadly and beautiful apex predators.

Weiss says we can never truly know what she is feeling. “We know that the bond between killer whale mothers and their offspring is incredibly strong, about as strong as a social bond can be ...

An endangered Pacific Northwest orca that made global headlines in 2018 for carrying her dead calf for over two weeks is ...

Tahlequah, a mother orca who gained fame in 2018 for carrying her deceased calf on her back, has lost another child — and heartbreaking photos and video show her again continuing to carry her dead ...

J35, a southern resident killer whale also known as Tahlequah, carried her child's body on her head for 17 days across a distance of 1,000 miles in 2018, according to the Center for Whale Research.

Footage shows the mysterious killer whales patrolling a submarine canyon off Monterey, Ca. “There were fins everywhere we ...

Tahlequah, the killer whale also known as J35, was seen carrying the newborn on her back Wednesday through Washington state’s Puget Sound, just as she did seven years ago, according to the ...

Expanded rules will require boaters to stay at least 1,000 yards away from Southern Resident orcas starting January 1.

Researchers have warned they are on the brink of extinction.Other southern resident orcas have been observed carrying dead calves, Weiss said, “but certainly not for as long as J35 carried her ...

The family is well-known among California whale-watching enthusiasts, with a reputation for playfully interacting with boats.