▲ 477 ▼ TIL humans are the only animal with a chin. We aren't sure why. (www.smithsonianmag.com) submitted 2 years ago by gedaliyah@lemmy.world to c/til@lemmy.world 150 comments fedilink hide all child comments
[–] rob_t_firefly@lemmy.world 10 points 2 years ago they are too large for babies to feed. Then it seems I must have seen some of them fake it really convincingly for some reason. permalink fedilink source parent