Rule 34 Dev - 2022 animal_genitalia animal_penis anthro balls biped canid canine canine_penis canis claws digital_media_(artwork) digitigrade fangs finger_claws genitals grey_background greyscale grin hand_behind_head hand_on_penis hi_res honovy knot male mammal monochrome penis simple_background smile solo solo_male text toe_claws url wolf|6609550080