rule 34 2023 abs aidan mouse anthro armpit hair balls outline biceps big bulge black hair blue clothing blue jockstrap blue underwear bodily fluids body hair bulge clothed clothing dialogue digital media artwork doorway fur genital outline glennanderson42 hair hi res huge bulge jockstrap male male only mammal mouse murid murine muscular muscular anthro muscular male muscular thighs navel nipples pecs quads rodent solo sweat tail text underwear underwear only white body white fur 8907111