5_fingers animal_genitalia animal_penis anthro balls big_balls big_knot big_penis black_balls black_body black_fur black_nose canine_genitalia canine_penis chain fingers fur genitals huge_penis knot male muscular muscular_anthro muscular_male open_mouth penis pink_penis sharp_teeth solo standing teeth vein veiny_penis cow_of_fire canid canine canis mammal wolf tail 1:1