Rule 34 Dev - 2017 5_fingers abs anal anal_sex anthro anthro_on_anthro balls biceps biped bondage bound canine cheek_tuft chest_tuft claws closed_eyes collar cum cum_in_ass cum_inside cum_on_ground cum_while_penetrated cumshot drooling duo ejaculation erection fangs from_behind_position glans grabbing_from_behind grey_background greyscale hands-free head_tuft humanoid_penis kneeling male male_penetrating mammal monochrome muscular muscular_male nipple_pinch nipple_play nipple_stimulation nipples nude open_mouth orgasm pec_grasp pecs penetration penis pinch saliva sex simple_background snout sweat takemoto_arashi teeth tuft vein veiny_penis wolf wristband yaoi|2818630880