Rule 34 Dev - 2019 animal_genitalia animal_penis anthro balls biceps bovid bovine cattle cloven_hooves facial_hair glans green_eyes hooves horn humanoid_penis hybrid_penis kihu lemon_testicles male male_only mammal mechanic medial_ring muscular muscular_male navel nipples pecs penis pink_penis red_balls red_glans sheath simple_background solo standing white_background|3926860088