Aurelius@lemmy.world to Showerthoughts@lemmy.world · 1 年前Hair probably had an important function at some point in human evolution but now it's mostly cosmeticmessage-squaremessage-square39fedilinkarrow-up176arrow-down126
arrow-up150arrow-down1message-squareHair probably had an important function at some point in human evolution but now it's mostly cosmeticAurelius@lemmy.world to Showerthoughts@lemmy.world · 1 年前message-square39fedilink
minus-squareempireOfLove2@lemmy.dbzer0.comlinkfedilinkarrow-up18arrow-down3·1 年前Body hair is vestigial fur that used to help with thermal regulation (insulation against both hot and cold) when dense enough.
Body hair is vestigial fur that used to help with thermal regulation (insulation against both hot and cold) when dense enough.