Rule 34 Dev - 1:1 abs anthro black_body black_fur bulge canid canine canis clothing domestic_dog duo fur kuro_(nomifuki) looking_at_another looking_down male male/male male_only mammal muscular muscular_male nipples nomifuki pecs sharp_teeth shiro_(nomifuki) smile teeth topless_male underwear white_body white_fur|4486992280