New Scientist - Environment

Orcas scrub each other clean with bits of kelp

Drone footage has captured killer whales breaking off stalks of kelp and rubbing the pieces on other orcas, a rare case of tool use in marine animals

Jun 23, 2025 - 19:24
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Orcas scrub each other clean with bits of kelp
Drone footage has captured killer whales breaking off stalks of kelp and rubbing the pieces on other orcas, a rare case of tool use in marine animals
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