gedaliyah@lemmy.world to Today I Learned@lemmy.worldEnglish · 3 months agoTIL humans are the only animal with a chin. We aren't sure why.www.smithsonianmag.comexternal-linkmessage-square150fedilinkarrow-up1444arrow-down112cross-posted to: [email protected][email protected]
arrow-up1432arrow-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 · 3 months agomessage-square150fedilinkcross-posted to: [email protected][email protected]
minus-squareFiniteBanjo@lemmy.todaylinkfedilinkEnglisharrow-up33arrow-down2·3 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.