Bipedalism is the basic adaption of the Hominin line, and the earliest bipedal Hominini is considered to be either Sahelanthropus or Orrorin, with Ardipithecus, a full bipedal, coming somewhat later.

Bipedalism is the basic adaption of the Hominin line and is considered the main cause behind a suite of skeletal changes shared by all bipedal hominins.

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