LillyPip@lemmy.ca to Lemmy Shitpost@lemmy.worldEnglish · 9 個月前Yawnlemmy.caexternal-linkmessage-square75linkfedilinkarrow-up1890arrow-down115
arrow-up1875arrow-down1external-linkYawnlemmy.caLillyPip@lemmy.ca to Lemmy Shitpost@lemmy.worldEnglish · 9 個月前message-square75linkfedilink
minus-squareTrackinDaKraken@lemmy.worldlinkfedilinkEnglisharrow-up9·9 個月前My idea is that yawing helps sync our internal clocks. So, we sleep at the same time, and wake up at the same time. That way, no one is left behind when the group starts moving to the next waterhole, or feeding ground.
minus-squareaphonefriend@lemmy.dbzer0.comlinkfedilinkarrow-up1·9 個月前Except nocturnal circadian cycles were evolutionary in nature. The pack wanted someone awake at all times to protect from predators.
My idea is that yawing helps sync our internal clocks. So, we sleep at the same time, and wake up at the same time. That way, no one is left behind when the group starts moving to the next waterhole, or feeding ground.
Except nocturnal circadian cycles were evolutionary in nature. The pack wanted someone awake at all times to protect from predators.