Campaigners, politicians and zoo managers disagree on where Wikie and her son Keijo should be sent.

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.

Orcas — also known as killer whales — are once again on the offensive. Their new target is whale sharks, the world's largest fish species. According to CNN, a new study — published in the ...

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.

The female killer whale J35 with her newborn calf J61, who died. Photograph: Center for Whale Research A grieving killer whale, known for swimming over 1,000 miles while carrying the body of her dead ...

In December 2014, we wrote in a commentary in the Times Colonist that said “southern resident killer whales are no better off now than when they were listed as endangered 15 years ago.” ...

Killer whales are expanding their territory and have moved into Arctic waters as climate change melts sea ice, with two genetically distinct populations being identified by Canadian scientists. But ...

The killer whale pod in Mexico hunts and attacks much larger whale sharks by targeting them from below, a study finds Kelsey Williamson Orcas — also known as killer whales — are once again on ...

Killer whales are known for their intelligence and power, even an inclination to sink yachts. Now, research is showing how they take down prey that few other animals can. Why it matters ...

Screams of excitement have dramatically turned into blood-curdling cries for help as some visitors and staff at zoos across ...

The whale shark is brought shallower to the surface and one orca is biting near the pelvic area. Credit: Kelsey Williamson Researchers have observed orcas in the Gulf of California using collaborative ...