rule 34 2023 animal genitalia animal penis anthro anus balls big ears birdpaw artist black body black ears black fur black nose black tail tip blush bodily fluids bondage bondage bound breath brown hair canid canine canine genitalia canine penis cheek tuft countershading digital media artwork dipstick ears dipstick tail disembodied hand eyewear facial tuft fangs fox fur genitals glasses glistening glistening hair hair hi res inner ear fluff legs up long ears male mammal markings multicolored ears multicolored tail nerd penis penis tip perineum pink anus pink inner ear pink penis rectangular glasses red background red rope restraints rope rope bondage rope harness sheath shoulder tuft simple background solo submissive submissive anthro submissive male sweat sweatdrop tail tail markings teeth tuft two tone legs wavy mouth white balls white body white countershading white ears white fur white inner ear fluff white legs white perineum white sheath white tail tip 8678479