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A captive chimp's instrumental performances hint at the evolution of vocal externalization
- March 25, 2026 at 6:00 PM
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In February 2023, a resident at Kyoto University's Center for the Evolutionary Origins of Human Behavior—EHUB—treated researchers to a spontaneous musical performance. Ayumu, a 26-year-old male chimpanzee, removed floorboards from a walkway and used them to drum while he let out complex and structured sounds similar to vocal expressions. It was something the researchers had never seen him do before.
Originally published at Phys.org