A study comparing the nutritional demands of killer whales with the caloric content of their prey has startling implications for the potential impact of these large predators on populations of other ...

Imagine a game of tag where life hangs in the balance. Welcome to the Arctic, where Weddell seals and killer whales have been perfecting their deadly dance for 34 million years. This isn’t just nature ...

Scientists confirmed that West Coast transient killer whales actually form two separate groups split between inner and outer ...

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 ...

In the fall of 2018, a lone killer whale approached a boat in the Pacific Ocean. It didn’t attack the vessel — as has happened numerous times in recent years. Instead, it offered up an unexpected gift ...

New research confirms two distinct groups of West Coast killer whales with different diets, habitats, and behaviors.

The killer whales ripped the liver out of a shark and passed it around—only the second time orcas have been seen engaging in ...

Video footage captured by Charvet Drucker shows the seal jumping onto a boat as orcas chased it off of Camano Island in ...

# A RARE sighting of orcas, also known as killer whales, was recently recorded by scientists off Eleuthera – an encounter ...