A trio of mystery orcas has been delighting people off the coast of Seattle, but researchers are wondering where they originated.

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.

Three orcas from Alaska surfaced in the waters between Washington state and Canada in March, an area where they've never been documented. When you purchase through links on our site, we may earn an ...

In Arctic Norway, swimming with wild orcas is a cold, often unnerving experience — yet, for some, it offers surprising ...

Source: Tiffany Humphrey, used with permission. I recently read an extremely important book by Captain Paul Watson, founder of the Sea Shepherd Conservation Society, and wildlife enthusiast Tiffany ...

BRITISH COLUMBIA, Canada — The Center for Whale Research (CWR) confirmed this week that a newborn orca calf, J64, is believed to have died about a week after being first spotted with the endangered ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The whales were filmed ...

If you want to see where the real power on this planet resides, you have to look beneath the waves. The ocean is home to ...

Source: David Ellifrit, Center for Whale Research/Used with permission. Menopause presents an evolutionary mystery: Why should females spend a significant portion of their lives not reproducing? Only ...