FURVERT!

anthro anus balls big_anus big_balls big_butt bodily_fluids butt canid canine canis domestic_dog duo equid equine equine_anus genitals german_shepherd haps herding_dog hi_res hooves horse horse_tail huge_anus huge_butt imminent_facesitting kneeling larger_anthro larger_male looking_at_anus lucas_(lucastheshep)male male/male male_anthro mammal pastoral_dog presenting presenting_anus presenting_hindquarters puffy_anus raised_tail size_difference smaller_anthro smaller_male sweat sweaty_anus sweaty_balls sweaty_butt sweaty_genitalia tail tail_anus worried