A Multivariate Analysis of Orrorin tugenensis and the Ancestry of Bipedalism

Tomorrow's issue of the Science will host a reinvestigation of the famous (or infamous?) Orrorin tugenensis. The study, "Orrorin tugenensis Femoral Morphology and the Evolution of Hominin Bipedalism," comes from William Jungers and Brian Richmond. Their shtick is that their results indicate Orrorin's bipedality was like that of early Australopithecus. This conclusion, albeit not too... Continue Reading →

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