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November 23 2013

Bird alarm: Great tits use 'predator-specific' calls


Great tits use different alarm calls for different predators, according to a scientist in Japan.

The researcher analysed the birds' calls and found they made "jar" sounds for snakes and "chicka" sounds for crows and martens.

This, he says, is the first demonstration birds can communicate vocally about the type of predator threatening them.

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