Rule 34 Dev - 2023 anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis balls black_body black_fur bodily_fluids border canid canine canine_genitalia canine_penis canis chains clothed clothed_feral clothing crown digital_media_(artwork) domestic_dog drooling erection feral fur genitals headgear hi_res knot kodaac looking_at_viewer male mammal mastiff molosser neapolitan_mastiff open_mouth penis quadruped saliva sheath sitting solo tongue vein veiny_penis whiskers white_border|9765805288