The First Buttholes Might Have Been for Sperm Instead of Poop

The First Buttholes Might Have Been for Sperm Instead of Poop

Forget everything you thought you knew about your butthole. It turns out, at least according to a currently unpublished and un-peer-reviewed study, anuses, from which you dispel poop, might have originally been used to dispel sperm. That means that our anuses might have begun their evolutionary journeys as a male sex organ. Researchers from the University of Bergen in Norway dug into the genetics of xenacoelomorphs, which are a group of tiny cre…