Why do killer whales (orcas) in captivity kill humans, whereas this doesn't happen in the wild? Federal hearings on the safety of keeping killer whales in captivity began this week, convened by the ...

Tilikum, an orca that killed a trainer at SeaWorld Orlando in 2010 and was profiled in a documentary that helped sway popular opinion against keeping killer whales in captivity at SeaWorld parks, has ...

Animal welfare groups are pushing SeaWorld to release more information about how Tilikum, the orca that killed a trainer at the company's Orlando park, died from an infection in January. SeaWorld ...

TAMPA, Fla. (Reuters) - Tilikum, the orca who killed several people and was featured in the documentary "Blackfish" making the case against keeping orcas in captivity, died on Friday, SeaWorld ...

Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review spanning two decades has revealed a little-known, yet intriguing behavior.