Wildlife experts have confirmed the first ever sighting of orcas from Iberia in Cornish waters. The two orcas were seen by ...

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Orcas have long been revered for their intelligence, adaptability, and group-hunting strategies. But one scientific review ...

Scientists have documented what might be the first case of friendly interactions between killer whales and smaller cetaceans.

Killer whales are one of the most intelligent animals; only humans have a larger brain relative to their body size, according ...

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Discover everything you ever wanted to know about dolphin teeth. Would you believe dolphins can have over 200 teeth?

Despite their reputation as 'killer' whales, orcas are known to lend a helping fin by sharing their food with humans.

Researchers have documented orcas dropping prey and other marine life in front of humans, as if offering us food. The orcas' ...

Fans of The Simpsons might remember the episode where disgruntled dolphins storm Springfield, march down Main Street and ...

Orcas were spotted using kelp as a grooming tool on each other, the first known use of tools among cetaceans for something ...

Wild orcas on more than 30 occasions in four oceans have attempted to share their prey with people, potentially to develop ...