Rule 34 Dev - absurd_res anal anal_sex anthro big_penis brown_body brown_fur canid canine canis domestic_cat duo felid feline felis fur gay genitals grey_body grey_fur hi_res internal male male/male male_only male_penetrated male_penetrating male_penetrating_male mammal muscular muscular_anthro muscular_male nude penetration penis sex stomach_bulge tail_motion tailwag thrisker wolf yaoi|6409710336