rule 34 animal genitalia asian mythology black body black fur black penis black scales bodily fluids distracting watermark dragon east asian mythology eastern dragon erection feral flight rising fur genital fluids genital slit genitals hi res horn imperial dragon jellyntical looking at viewer male membrane anatomy membranous wings mythology pawpads penis precum precum on penis quadruped scales scalie slit solo tail tuft tuft watermark wings yellow body 5641979