bhmnscmm@lemmy.world to Today I Learned@lemmy.worldEnglish · 3 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-square53linkfedilinkarrow-up1584arrow-down110
arrow-up1574arrow-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 · 3 years agomessage-square53linkfedilink
minus-squareWtfEvenIsExistence3️@reddthat.comlinkfedilinkEnglisharrow-up9·3 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