In the cold coastal waters of the North Pacific, a rare alliance is challenging what scientists thought they knew about ...

Off the coast of British Columbia, killer whales are tailing dolphins, and both seem to be rewarded with fishy meals. But not ...

Scientists say the aquatic allies were observed apparently relying on one another to find prized prey: large adult Chinook ...

Researchers say the behavior has never before been observed in the population. Watch dolphins and killer whales hunt together ...

Newborn pilot whales have been spotted mysteriously swimming among pods of orcas. Scientists are trying to puzzle out how the pilot whale calves got there and what happened to them.

Killer whales share food with humans to get to know us better By Abhimanyu Ghoshal July 02, 2025 Researchers believe orcas offer prey to humans to observe their reactions, and maybe to practice ...

Wild orcas occasionally approach humans and offer us food, according to a new study — but scientists aren't sure why. Researchers have documented dozens of cases of orcas (Orcinus orca), also known as ...

The orca on the left carries kelp in its mouth, allowing the whales to "allokelp," or roll the plant between their two bodies. - Center for Whale Research Editor’s Note: Call to Earth is a CNN ...

SEATTLE -- Wild orcas on more than 30 occasions in four oceans have attempted to share their prey with people, potentially to develop relationships with humans, researchers have found. In each of the ...

New research shows southern resident killer whales grooming each other using kelp they’ve modified, and researchers think it’s the first time researchers have documented marine mammals making tools.