Whales travel through the ocean, lunging, leaping, and playing, with grace and swiftness that belie their huge size. The ...

It has even been found that for the first month after birth, in killer whales and bottlenose dolphins, the mothers and calves will forgo sleep for a month and keep mobile 24 hours a day.

7) A POD of killer whales sleep by forming a tight circle and ­synchronising their breathing and ­movements. They take breaths together then ­submerge before resurfacing a while later.

Like a proud cat leaving a bird on its owner's doorstep, orcas—also called killer whales—may sometimes offer to share their ...

Scientists documented 34 remarkable cases of wild killer whales trying to give food to humans across four oceans over 20 ...

Researchers focused on the Salish Sea have made an intriguing discovery about Orcas. These whales, which have continually ...

Dubbed "allokelping," it might be a unique cultural phenomenon that's as endangered as the orca population itself ...

Wild orcas across four continents have repeatedly floated fish and other prey to astonished swimmers and boaters, hinting that the ocean’s top predator likes to make friends. Researchers cataloged 34 ...

Killer whales bring back wearing salmon hats, but it’s not for fashion. Two orcas from the Pacific Northwest were spotted with dead salmon on their heads, an act first documented in the 1980s.