Some experts point to orcas, while others say human activity is the real threat ...

Like a proud cat leaving a bird on its owner's doorstep, orcas—also called killer whales—may sometimes offer to share their prey with humans, according to research published in the Journal of ...

When researcher Jared Towers set up his cameras underwater to observe a pair of killer whales, he saw something strange. She closed her mouth, paused, apparently watching for Towers’ reaction and hung ...

Killer whales are among the ocean’s most powerful predators. They can prey on stingrays, seals, porpoises, and even massive baleen whales. They are also known for disrupting great white sharks and ...

People love a tidy villain, so sharks get cast as the ocean’s hitmen, while orcas get treated like spooky geniuses with manners. Reality is less cinematic and more biological. Orcas are fully capable ...

Ask anyone who’s had encounters with killer whales, and they will tell you just how smart they are. Orcas are incredibly intelligent creatures, capable of complex hunting strategies. They also engage ...

Deborah Giles and her dog Eba track whale poop to help save endangered orcas. Orca researcher Dr. Deborah Giles and her scent-detecting dog, Eba, are racing to save the southern resident killer whales ...

ANTIBES, France — A female orca at a marine park in France has learned a handful of words and can mimic human language, according to scientists. The 16-year-old killer whale, named Wikie, can say ...