FURVERT!

4_toes abs anthro balls big_penis black_penis brown_body brown_fur brown_hair canid canine canis chest_tuft claws clenched_teeth digital_media_(artwork)digitigrade erection eyes_closed feet fluffy fluffy_balls fur genitals hair hi_res holding_penis indigochto long_hair male mammal masturbation muscular muscular_anthro muscular_male paws pecs penile penile_masturbation penis shaded simple_background sitting solo teeth toe_claws toes tuft wolf