In 2022, a Russian whale researcher made a remarkable discovery on Bering Island off Russia's Pacific coast: a severed killer whale fin marked with the teeth of another killer whale. In 2024, it ...

Orcas don’t have any natural predators, so how did this happen? The tooth marks, it turned out, were distinctive – they were from an orca. The DNA analysis of the fins that fo ...

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 ...

Two severed fins bearing the tooth marks of other killer whales have raised a troubling question: are some orcas hunting ...

WARNING, GRAPHIC CONTENT: The footage shows several orcas taking turns with the carcass, highlighting their cooperative ...

THIS is the shocking moment a pack of killer whales tear a shark to pieces, feasting on its remains. Terrifying footage shows three huge whales passing the lifeless carcass of one of the ...

Ships are hitting and killing whales off the California coast at some of the highest rates in more than a decade, according to data obtained and tabulated by the NBC Bay Area Investigative Unit. The ...

Blue whale calves enter the world already the size of a bus, yet they still face danger. A hungry killer whale sees a slow, ...

A study in 2018 revealed that some orcas are able to imitate human speech, mirroring words such as 'Amy', 'Hello' and 'Bye ...

Two Los Angeles-area boaters on Saturday spotted a juvenile gray whale that had recently been killed by orcas and was missing most of its head. Alisa Schulman-Janiger, director of the ACS-LA Gray ...

Washington State now requires boats to stay 1,000 yards from Southern Resident killer whales, a rule effective in early 2025.