rule 34 2020 anal anal sex animal genitalia animal penis anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro bent over black lips black nose brown body brown fur brown hair canid canine canine penis canis captain willplay1a collar collar only detailed background digital media artwork domestic dominant dominant male erection eye roll fur genitals green eyes grey body grey fur hair hands behind back hi res inside knot leash leash pull lips male malemale male penetrated male penetrating male penetrating male mammal mostly nude mutt character navel necktie necktie only penetration penile penile penetration penis penis in ass sex submissive submissive male teeth tongue tongue out wagnermutt wolf 4883205