Rule 34 Dev - 1boy 2013 5_fingers anakuro animal_genitalia animal_penis anthro balls black_balls black_penis brown_fur canine canine_penis claws close-up crotch_shot cum cum_on_knot cum_on_penis cumshot ejaculation erection faceless_male fur hands-free ivashin knot male male_only mammal muscular navel nude orgasm ovcharka pawpads paws pecs penis presenting sheath simple_background sitting sketch solo spread_legs spreading tan_fur torso_shot vein white_background|2415384096