Rule 34 Dev - animal_genitalia animal_penis bird_dog black_body black_fur bowing canid canine canine_genitalia canine_penis canis digital_media_(artwork) domestic_dog erection feral fur genitals hi_res hunting_dog knot male mammal markings muzzle_(object) muzzled pawdpads penis pointer_(dog) short_fur simple_background solo white_markings|8775113368