In August 2022, a large, bloody fin covered in orca tooth marks washed up on a beach on Bering Island in eastern Russia. The same thing happened again a little more than a mile away in July 2024.

Detached orca fins scored with distinctive tooth marks suggest that killer whale cannibalism is happening — and it might explain some complex orca societies.

Scientists found evidence that killer whales may hunt and eat other killer whales, revealing new insights into how ...

Orcas maintain a 0 percent fatality rate against humans despite being the ocean’s most capable predators. The 14 teeth per jaw side create a specific mechanical limitation during high-speed aquatic ...

Orcas don’t have any natural predators, so how did this happen? The tooth marks, it turned out, were distinctive – they were ...

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

Killer whales, also known as orcas are among the most intelligent and powerful predators in the ocean. With coordinated ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This object is part of the Education ...

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