Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...

南非的纳莱迪人也是这样。从洞口到化石点的位置大概有100米深，要经过很长的距离才能到保存化石的这个小洞厅里面去。就是在个体死亡之前就进到了一个封闭的空间，然后没有其他地方可以去，形成了一种原地的埋藏。