Diminishing Sexual Dimorphism and the Non-parental Nature of Human Future The tribe of Hominini dates back to the time when humans were beginning to diverge from apes in the path of evolution. Disocereved in the lands of Hadar (present-day Ethiopia) is a 40 per cent paleontological remains from a young female, affectionately called Lucy . Unlike other hominids, her relatives were bipeds (walked on two feet). Thus it is the first time the other two of her limbs could have functioned as hands. Although a fully adult (with grown wisdom teeth) she was in no comparison to her male counterparts, who were taller and broad at shoulders. This legacy of lucy is important, as it brings up important discussions to the evolution table. Sexual dimorphism is a noticeable trait in the natural world, the mating call of and the glamourous plumage of the peacock are all elaborate rituals for the male to attract the female. But in humans, we are living in an age where dimorphism is eroding away. The pres