GROUP SIZE. “These studies demonstrate that there is a strong co-evolution between social group size and neurobiological components of facial musculature, at least in the catarrhines. Overall, it appears that as group size increases, primate species have more brain area dedicated to the production of facial displays/expressions.”
http://onlinelibrary.wiley.com/doi/10.1111/joa.12440/full
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022