FURVERT!

2011 all_fours animal_genitalia animal_penis anthro anus backsack balls biceps big_penis black_penis bodily_fluids butt equid equine equine_genitalia equine_penis erection flared_penis genitals horse inside looking_back male mammal muscular muscular_anthro muscular_male nude penis perineum pose presenting presenting_hindquarters puffy_anus raised_tail rear_view ronin-nc shower solo sweat tail tail_wraps thick_thighs water wraps