FURVERT!

abs animal_genitalia animal_penis anthro armpit_hair balls bodily_fluids body_hair bulge canid canine canine_genitalia canine_penis canis clothed clothing erection erection_under_clothing frostbone genital_fluids genitals greyscale hand_behind_head hi_res knot male mammal monochrome muscular muscular_anthro muscular_male musk nipples pecs penis precum precum_through_clothing precum_through_underwear pubes raised_arm sketch sniffing sniffing_own_armpit solo standing sweat tenting underwear underwear_only wet wet_clothing wolf