Rule 34 Dev - 2019 abs animal_genitalia animal_penis anthro balls biceps black_body black_fur black_hair black_nose canid canine canine_penis canis chest_tuft claws digital_media_(artwork) erection fangs fur grey_body grey_fur hair hi_res knot looking_at_viewer male male_only mammal markings muscular muscular_male nude open_mouth patrikthedog pecs penis pink_penis pinup pose red_eyes sheath simple_background smile solo standing teeth tuft white_body white_fur wolf|3813160312