Rule 34 Dev - abs anthro balls biceps black_nose brown_fur canine canine_penis claws closed_eyes cum cum_on_penis cum_string cumshot erection fangs fellatio forest full_moon fur furry furry_only gay grey_fur gripping holding howl kneeling knot leaking licking male moon muscles night no_humans nude open_mouth oral oral_sex orgasm pecs penis pose saliva sex shadowfang sheath sitting toned tongue tongue_out tree werewolf wolf|1365793984