Here looms the problem.Among extant species, our closest relatives are the chimpanzee and the bonobo, with whom we share a common ancestor that lived approximately six million years ago.

• 问题接著就来了，在尚存的物种中，和我们关系最近的是黑猩猩和巴诺布猿，大约600万年前，牠们和人类在演化之路上分道扬镳。