Puget Sound orca pod threatened by salmon decline The orcas lurking beneath the surface of Washington state's Puget Sound are some of nature's most magnificent, imposing and endangered species ...

The enormous group of orcas (Orcinus orca) can be seen hunting together and circling the endangered pygmy blue whale (Balaenoptera musculus brevicauda) in footage posted on Instagram by the tour ...

A massive gang of over 60 orcas was seen brutalizing an endangered pygmy blue whale off the coast of Western Australia by a whalewatching tour.

Tourists Watch in Horror as 60 Orcas Rip Apart Endangered Blue Whale The episode, witnessed off the Australian coast, offers a rare glimpse into the brutal efficiency of the ocean’s top predator.

Efforts to save the Northwest’s endangered orcas are not working on either side of the U.S.-Canada border, according to an international panel of scientists.

Another baby has been born to the Northwest’s endangered orca population. A Center for Whale Research crew spotted the baby, still ruddy from the womb, from a boat near Victoria, British ...

Now thanks to some pretty nifty drone footage, researchers have revealed a new kind of tool use in orcas, and it might just be the latest wellness trend to take over. Orcas are no strangers to trends.