rule 34 2 penises absurd res animal genitalia animal penis ass black body black claws black scales claws cloaca close up detailed detailed scales diphallia diphallism dorsal spikes dorsal view dragon erection fangs feral forked tongue fridaflame genital slit genitals grey body grey scales hemipenes hi res horn looking at viewer looking back male markings membrane anatomy membranous wings multi genitalia multi penis open mouth penis prehensile feet prehensile penis presenting presenting hindquarters raised tail red eyes red markings scales schrader sharp teeth slit smile smiling at viewer solo spread wings tail tapering penis teeth text tongue tongue out ventral view wings wings folded wyvern 7701237