Rule 34 Dev - anatomically_correct animal_genitalia animal_penis anthro anus backsack balls bodily_fluids buckskin butt equine_genitalia equine_penis genital_fluids genitals green_eyes hair halter hooves kneeling leash long_hair looking_at_viewer looking_back male mane penis precum presenting presenting_hindquarters puffy_anus rear_view smile solo tongue tongue_out uffda equid equine horse mammal|10071387655