Is Mrs Ples A Male Or Female Australopithecus africanus?

New research published in South African Journal of Science offers a continuation of the debate that 'Mrs Ples,' the 2.5 million year old Australopithecus africanus skull found in the Sterkfontein Caves in 1947, by paleontologist Dr. Robert Broom and his assistant, John Robinson, is actually a male. Soon after the two made their landmark discovery, Broom... Continue Reading →

Sexual Dimorphism in Australopithecus afarensis

The discussion about dimorphism between the sexes in the genus Australopithecus has been an ongoing debate in the world of physical anthropology and paleoanthropology. For many people interested in human evolution, this is an interesting question because sexual dimorphism can explain early mating systems. I won't get into that just yet, but I will overview... Continue Reading →

Evolution of Lordosis and Pregnancy

The report published in Nature by Whitcome, Shapiro, and Lieberman reports on a longitudinal study of 19 pregnant women to show how the center of gravity moves forward as the pregnancy progresses and also identifies male/female differences in lumbar curvature or lordosis. They make the point that this assembles into a neat evolutionary adaptationist story... Continue Reading →

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