Rule 34 Dev - anthro biped black_hair clothed clothing dog_tags erection genitals grey_penis hair half-closed_eyes hooves humanoid_genitalia humanoid_penis inner_ear_fluff jewelry looking_at_viewer male narrowed_eyes necklace penis simple_background smile solo standing stripes teeth toothpick topless tuft unzipped white_body white_skin zipper kammymau vincenzo_moretti equid equine mammal zebra 2012 3:4 hi_res|3433744720