FURVERT!

anal anal_piercing animal_genitalia animal_penis anus butt darkmare dirty_anus disembodied_penis duo equid equine equine_anus equine_genitalia equine_penis erection feces feces_on_penis feral genitals horse imminent_anal imminent_sex male mammal mixed_media musk penis piercing presenting presenting_anus puffy_anus raised_tail realistic realistic_feral scatplay smegma smelly tail traditional_media_(artwork)