The Big ImageBoard (TBIB) - ambiguous gender ambiguous penetration animal genitalia animal penis anthro anthro on feral anthro penetrated being watched bestiality black penis bound breeding stand clothed clothing coat equid equine equine genitalia equine penis erection examination room female (lore) feral feral penetrating feral penetrating anthro forced forced partners fuck bench furx (character) furxette genitals group guillotine hi res horse imminent death involuntary penetration lab coat laboratory looking at another machine male male/ambiguous mammal nude observation window open mouth pasiphae structure penetration penis plaguelizard scalie scientist sex smile story story in description topwear