There are several explanations for this attractive roundness , but there are two that are more accepted by science, one erotic and the other more prosaic. The latter comes from proctology – the branch of medicine that deals with diseases of the rectum – according to which the buttocks are the lining of the anus . Its round shape would serve to literally prevent bad odors from escaping.
Another pair of breasts. For his part, the British zoologist Desmond Morris suggests in his work The Naked Man that mammals repeat certain forms in various areas of their body to increase the possibilities of erotic attraction from different perspectives.
Thus, in the case of our species, the full female lips reproduce the shape of the vulva to attract the man and the buttocks would imitate the round breasts for the same purpose, the more irresistible the more prominent.
