Rule 34 Dev - 6:5 absurd_res alpha_channel animal_genitalia animal_penis balls big_penis disembodied_penis equid equine equine_penis erection fuzzy_balls genitals hi_res horse male male_only mammal medial_ring mottled mottled_genitalia mottled_penis nude paintedwithlust penis signature simple_background solo transparent_background|4045026768