abs animal_genitalia animal_penis anthro ball_tuft balls big_balls big_penis bodily_fluids brown_body brown_fur canine_genitalia canine_penis claws erection fangs fur genital_fluids genitals grin holding_penis knot looking_at_viewer male masturbation muscular muscular_anthro muscular_male nipples nude pecs penile penile_masturbation penis precum sheath sitting smile solo teeth tuft yellow_eyes anonymous_director canid canine canis mammal were werecanid werecanine werewolf wolf hi_res