2008 aaron_(artist) abs anatomically_correct anatomically_correct_penis animal_genitalia animal_penis anthro biped black_and_white border braided_hair clothed clothing digital_media_(artwork) equine equine_penis erection front_view full-length_portrait hair hands_behind_head hooves horn licking licking_lips line_art long_hair long_tail looking_at_viewer male mammal medial_ring monochrome muscular muscular_male nipples pecs penis piercing pinup portrait pose simple_background solo tenting thong tongue tongue_out tongue_piercing topless underwear unicorn unicorn_horn white_background