FURVERT!

2011 abs animal_genitalia animal_penis anthro anus balls biped black_balls black_hair brown_body brown_eyes brown_fur equid equine equine_balls equine_genitalia equine_penis equine_tail erection fur genitals hair hooves horse looking_at_viewer male mammal mane morticus muscular muscular_anthro muscular_male nipples nude pecs penis sheath simple_background solo standing tail