Rule 34 Dev - abs anthro balls biceps big_bulge bulge bulge_through_clothing canid canine canis cum cum_through_underwear erection_under_clothes fur furry genital_fluids humanoid_genitalia humanoid_penis male male_nipples male_only mammal matcharyu muscular_anthro muscular_male nipples orgasm pecs penis penis_outline underwear wolf|12151155376