TIL that one theory suggests that human hair loss, particularly on the face and genitals, is linked to enhanced emotional communication. By shedding fur, humans could more effectively express and perceive nonverbal cues through facial color changes.

https://www.smithsonianmag.com/science-nature/why-did-humans-evolve-lose-fur-180970980/
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1gk9i8a/til_that_one_theory_suggests_that_human_hair_loss/