@[email protected] to Today I [email protected]English • 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-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@[email protected] to Today I [email protected]English • 1 year agomessage-square50fedilink
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Fair enough.
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