abs anatomically_correct anatomically_correct_genitalia animal_genitalia animal_penis anthro balls big_penis biped bodily_fluids bracelet collar day equine_genitalia equine_penis forest genital_fluids genitals hair half-erect harness jewelry long_penis looking_down low-angle_view male muscular muscular_anthro muscular_male navel nipples outside penis plant sky solo tree vein veiny_penis beeryeen equid equine horse mammal