Comment on *Yawn*
FreshParsnip@lemmy.ca 2 days agoSounds like a plausible theory. I wonder how extensively it’s been studied. I’d like to know if it’s unique to humans. Figuring out which species do ot woukd give a clue to when it evolved
Comment on *Yawn*
FreshParsnip@lemmy.ca 2 days agoSounds like a plausible theory. I wonder how extensively it’s been studied. I’d like to know if it’s unique to humans. Figuring out which species do ot woukd give a clue to when it evolved