Rule 34 Dev - 2017 abs animal_genitalia animal_penis anthro anthro_on_anthro arctic_wolf armpits ball_fondling balls biped brown_fur canine canine_penis closed_eyes digitigrade duo erection fellatio fondling forest fur furry furry_only groin hornyarcticwolf knot knotting looking_pleasured male mammal muscular muscular_male navel no_humans nude oral oral_knotting oral_penetration outdoors paws penetration penis relaxing sex sheath smile timber_wolf tree wagnermutt wagwolftail were werewolf white_fur wolf yaoi|2592020848