An iconic marine predator has been caught on camera demonstrating a curious way to play with their prey. Scientists have captured orcas, fittingly known as killer whales, engaging in some macabre ...

When a male pearly razorfish is snatched from the sea, a female is forced to transition their sex too early. Scientists say ...

But off the coast of Baja California, a group of orcas has adopted a brutal way of hunting sunfish: With an unusual maneuver, ...

On Caribbean coral reefs, an unlikely partnership has gone largely unnoticed: Tiny fish regularly nestle within the feathery ...

In two incidents documented in Mexico’s Gulf of California, orcas worked together to blast sunfish into smithereens after ...

The behavior could be a strategy to help younger orcas feed, or it may just be for their own amusement, researchers say ...

Orcas are known to be smart and ruthless hunters. They've been observed hunting a variety of prey, with some species, such as ...

Scientists captured video of orcas ramming into sunfish with such force that the fish exploded. The behavior may be for fun ...

Kelly the dolphin gamed her own reward system, then taught the trick to her calf — echoing real tool-use traditions found in ...

Water temperature plays a vital role in the behavior and survival of fish. Being cold-blooded, fish rely on external temperatures to regulate metabolism and activity. Even small changes in temperature ...

The popular grunion runs have started at San Diego and most Southern California beaches. The fish can be spotted through ...

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 ...