Phys.org

Well-worn wins: Wild capuchin monkeys prefer stones with a proven track record of cracking nuts

Well-worn wins: Wild capuchin monkeys prefer stones with a proven track record of cracking nutsWorldPing

A new study provides experimental evidence that wild capuchin monkeys use more than just physical cues when selecting stone tools; they also rely on visible signs that a stone has previously been used for this purpose.

This is a short WorldPing brief. The full report was published by Phys.org.

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Brief by WorldPing · Original reporting by France 24