FURVERT!

animal_genitalia animal_penis balls black_balls black_body black_fur black_mane black_penis black_tail bodily_fluids cum cum_on_self equid equine equine_genitalia equine_penis erection eyes_closed feral flared_penis fur genital_fluids genitals grass horse lying male mammal mane medial_ring on_back open_mouth open_smile outside penis plant rufciu shrub smile solo tail tree