The orca attacks appear to be led by a large adult male, suggesting that he may be leading the charge on this predatory ...

Marine biologists documented the never-before-confirmed behavior among orcas living in the Southern Gulf of California.

The nation said kʷiisaḥiʔis, or Brave Little Hunter, swam over the sandbar and out into open water during ... getting enough ...

KETO the late killer whale spent his life in captivity being tormented and even forced to breed incestuously, resulting in ...

A KILLER whale that spent its whole life in captivity and fatally attacked its trainer in 2009 has died at a Canary Islands ...

Older, "post-menopausal" orca mothers protect their adult sons from ... but we need to test them by seeing what's happening under water when these different groups interact. We've learned so ...

European sailors first reported a spike in orca encounters off the coasts of ... Orcas might also be enticed by a boat speeding through the water and get a thrill out of chasing it, Trites said.

An orca called Keto who was held in captivity all of its life has passed away at the age of 29. In December 2009, trainer ...