New research finds orangutans and chimpanzees match each other’s laugh faces with surprising precision — and the ability likely traces back 10–16 million years to our last common ancestor. #Primatology #HumanEvolution #Emotions https://www.primatology.net/p/great-apes-match-each-others-laugh
Great Apes Match Each Other’s Laugh Faces with Surprising Precision

A new study on orangutans and chimpanzees suggests the fine-tuning of facial mimicry runs deep in primate evolution

Primatology.net