Rule 34 Dev - 2021 abs anthro armpit_hair bamwuff big_muscles blue_eyes body_hair brown_body brown_fur bulge canid canine canis clothing cup duo ear_piercing friday_(friday_otter) fur genitals hi_res hyaku_(artist) lutrine male male/male mammal muscular muscular_anthro muscular_male mustelid nipples pecs penis piercing thick_penis underwear wolf|5091950304