Rule 34 Dev - abs anal anal_sex anthro anthro_on_anthro anthro_penetrated anthro_penetrating anthro_penetrating_anthro arm_tattoo back_muscles balls bear beard big_penis black_hair brown_body brown_fur bubble canid canine canis duo erection facial_hair fonyaa fully_submerged fur genitals hair hi_res larger_anthro larger_male male male/male male_penetrated male_penetrating male_penetrating_male mammal muscular muscular_anthro muscular_male nipples nude pecs penetration penile penile_penetration penis penis_in_ass sex signature size_difference smaller_anthro smaller_male tattoo underwater underwater_sex water white_body white_fur wolf|13057109560