: Analysis of the pelvis, leg bones, and the famous Laetoli footprints in Tanzania confirms that they habitually walked upright on two legs.
: They exhibited a mix of ape and human-like characteristics. While they walked like humans, they had ape-like face proportions—including a flat nose and projecting lower jaw—and a small braincase (less than 500 cc). australopithecus afarensis
: Despite being bipedal, their long, strong arms and curved fingers suggest they still spent significant time climbing trees for food or shelter. : Analysis of the pelvis, leg bones, and
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