Chewed-up orca fins on Russian beach point to cannibalism, and scientists say it may explain why some pods are so tight-knit

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

Chewed-up orca fins on Russian beach point to cannibalism, and scientists say it may explain why some pods are so tight-knit
Detached orca fins scored with distinctive tooth marks suggest that killer whale cannibalism is happening — and it might explain some complex orca societies.

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