bhmnscmm@lemmy.world to Today I Learned@lemmy.worldEnglish · 1 year agoTIL yawning is observed in almost all vertebrate animals and is "contagious" across species. There is no consensus on why yawning occurs.en.wikipedia.orgexternal-linkmessage-square59fedilinkarrow-up1580arrow-down19
arrow-up1571arrow-down1external-linkTIL yawning is observed in almost all vertebrate animals and is "contagious" across species. There is no consensus on why yawning occurs.en.wikipedia.orgbhmnscmm@lemmy.world to Today I Learned@lemmy.worldEnglish · 1 year agomessage-square59fedilink
minus-squarebhmnscmm@lemmy.worldOPlinkfedilinkEnglisharrow-up7·1 year agoIt’s such a good self portrait.
It’s such a good self portrait.