rule 34 2015 abs animal genitalia anthro bondage bound claws collar comic dragon drooling fangs fully bound genital slit greyscale hooks horn japanese text male male only metal monochrome muscular navel nude pecs pussy reptile saliva scalie science sharp teeth simple background slit slit insertion slit penetration slit play spread cloaca spreader toy spreading slit teeth text tongue tongue out translation request 2684243