rule 34 animal genitalia animal penis anthro balls baron falkner von stein bedroom eyes big penis bodily fluids cadaverr canid canine canis clothing dripping elbow tufts equine penis erection fangs genital fluids genitals greyscale hair half closed eyes harness hi res huge cock inner ear fluff inviting leather leather clothing leather elbow gloves leather harness leather legwear leather stockings legwear long hair looking at viewer male mammal monochrome narrowed eyes penis precum precum drip precum string seductive simple background smile smirk smug smug face smug grin solo stitch disambiguation stockings tuft vampire vein veiny penis white background wolf 6173095