A week later, Hotzy and Arnqvist dissected their sexual tracts to see how They could anchor the male during sex, position his penis in the.
Unlike most rear entry sex positions in which he holds the reins, The Kama Sutra Beetle puts her squarely in control. With her back to him and her feet planted on either side of his legs, she lowers herself onto his erect penis. Done in front of a mirror, this position offers the.
Evolution of sexual dimorphism and Rensch's rule in the beetle . maximum lengths of pronotum and elytra, as the different position of the.