Rule 34 Dev - big_penis bite biting_lip black_nipples black_nose black_penis blue_eyes bodily_fluids brown_fur brown_hair claws cum cumshot ejaculation fur genital_fluids hair huge_muscles kihu lutrine male male_only mammal masturbation multicolored_fur muscular muscular_male mustelid nipples orgasm partially_retracted_foreskin penis rupert self_bite sitting solo two_tone_fur uncut whiskers|3653548280