Rule 34 Dev - arm_tattoo ass_up bestiality black_body black_fur black_hair breasts butt butt_tattoo dark_eyes duo ears_up female female_on_feral feral footprint fur hair human_focus human_on_feral interspecies licking male male/female male_on_human not_furry_focus pawprint pawprint_tattoo sex simple_background tattoo tongue tongue_out tramp_stamp polki bird_dog canid canine canis domestic_dog human hunting_dog mammal retriever monochrome|16774389870