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-square50fedilinkarrow-up1583arrow-down110cross-posted to: [email protected]
arrow-up1573arrow-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-square50fedilinkcross-posted to: [email protected]
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