Contest large penis
Male gorilla are also much larger than Contest large penis, but they have a polygynous Contest large penis harem-style mating system where many females live with a single male. The human penis is in fact extremely dull — it does not have lumps, ridges, flanges, kinks or any other exciting feature that other primates have. It doesn't go all the way through the foreskin. Where does the research go from here? However, there are many exceptions.