Ancient Foot Suggests How Man Gave Up Treehouses
When you purchase through links on our land site , we may gain an affiliate commissioning . Here ’s how it works . Ancient foot bones from a recently discover pre - human metal money , which had opposable big toe like a Gorilla gorilla ’s , could shed light on how the ancestors of humanness occur to walk upright , researchers say . Humans dominate the major planet partially because walk upright frees their hands for shaft utilisation ....