"It's a fascinating discovery." Scientists sound the alarm after detecting worrisome behavior of killer whales: 'Such a thing ...

Southern resident killer whales of the Pacific are declining, with both adult and offspring numbers dropping dramatically.

If orcas ARE mistreated, one of them in Texas got revenge for the most disgusting kind last week. This happened last week at ...

Their habitats collide in the coastal waters of the Pacific Northwest, where moose go swimming in search of food when it is ...

Several killer whale calves were spotted “playing” with prey along Monterey Bay last weekend, enthralling wildlife photographers lucky enough to capture the sight and share it on social media.

When we think of orcas, who also go by “killer whales” (Orcinus orca), we imagine them hunting seals, penguins or maybe even ...

The scientific name for killer whales is Orcinus orca, which was given in 1758 by the Swedish naturalist Linnaeus, who ...

Just a month ago, whale researchers celebrated the birth of a new Southern Resident killer whale (SRKW), calf L128. Now, they believe she is dying. L128 was spotted off the coast of Vancouver ...

MOSCOW, Oct 3 (Reuters) - A family of killer whales has again become stranded in a silted estuary in Russia's far east just hours after researchers helped the two adults and two calves into deeper ...

Image by Far Out Ocean Research Collective. A pod of false killer whales off the coast of New Zealand. False killer whales are a fascinating species that we still have much to learn about.

Trawlers targeting flatfish in the Bering Sea deployed underwater web fences this summer to try to keep killer whales from getting entangled in their nets pulled along the ocean bottom.