Rule 34 Dev - 2022 2boys anthro armpit_hair barely_visible_genitalia barely_visible_penis blush body_hair bulge closed_eyes clothing duo felid genitals grey_body hi_res kemo_nikomi kemono male male_only mammal mouse murid murine muscular muscular_male nipples pantherine penis rodent size_difference tiger towel underwear undressing|6737256608