gedaliyah@lemmy.world to Today I Learned@lemmy.worldEnglish · 4 months agoTIL humans are the only animal with a chin. We aren't sure why.www.smithsonianmag.comexternal-linkmessage-square153fedilinkarrow-up1485arrow-down114cross-posted to: til@lemmy.ca
arrow-up1471arrow-down1external-linkTIL humans are the only animal with a chin. We aren't sure why.www.smithsonianmag.comgedaliyah@lemmy.world to Today I Learned@lemmy.worldEnglish · 4 months agomessage-square153fedilinkcross-posted to: til@lemmy.ca
minus-squareFiniteBanjo@lemmy.todaylinkfedilinkEnglisharrow-up35arrow-down3·4 months agoI figure walking upright made being hit from below more common, necessitating thicker bones to protect the very sensitive nerves of the jaw.
I figure walking upright made being hit from below more common, necessitating thicker bones to protect the very sensitive nerves of the jaw.