@bhmnscmm@lemmy.world to Today I Learned@lemmy.worldEnglish • 2 years 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-square54fedilinkarrow-up1582arrow-down110
arrow-up1572arrow-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.org@bhmnscmm@lemmy.world to Today I Learned@lemmy.worldEnglish • 2 years agomessage-square54fedilink
minus-squareWtfEvenIsExistencelinkfedilinkEnglish9•2 years agoYawning exists so that my cat can tell me how she’s tired of me
Yawning exists so that my cat can tell me how she’s tired of me