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Evening Standard
Evening Standard
Sam Hall

Orcas make seaweed tools to scratch each other’s backs, study suggests

An orca whale pod (Hebridean Whale and Dolphin Trust/Quentin Dimmer/PA) - (PA Media)

Orcas make seaweed tools in order to scratch each other’s backs, a study has suggested.

The animals, also known as killer whales, were observed detaching lengths of seaweed and massaging each other with it.

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