Reality: it is an active, involuntary vasomotor response. The nervous system constricts blood vessels under the skin to form ridges—acting like tire treads to channel away water and improve grip on wet objects. Patients with severed median nerves don't wrinkle at all.

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[–] alywindows3@feddit.org 6 points 5 hours ago (1 children)

Lmao, new evolutionary hypothesis unlocked! Thankfully the actual biology is slightly more dignified than that haha.

[–] ExtremeDullard@piefed.social 2 points 5 hours ago (1 children)

Are you implying that scrotum skin isn't dignified?

With an attitude like that, no wonder it's frowning...

[–] alywindows3@feddit.org 2 points 3 hours ago

Fair point, my sincere apologies to the scrotum skin community haha.