Captive orangutans that had never seen stone tools have spontaneously picked up rocks and used them as hammers
Look at these orangutans in a zoo, especially the hand gesture of the one on the right
News on the Net -- Massimo (@Rainmaker1973), Bio and Archives--June 11, 2023
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Captive orangutans that had never seen stone tools have spontaneously picked up rocks and used them as hammers. Look at these orangutans in a zoo, especially the hand gesture of the one on the right
— Massimo (@Rainmaker1973)June 10, 2023
[???? Wahsi Hayatlar, read more: https://t.co/Dlqd5vDShs]pic.twitter.com/XKws8EQd3w
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