人走到现在有很多偶然因素。据比较新的研jiu, Neandethals

来源: 于 2019-11-18 16:59:43 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

were exterminated by our ancestors with the aid of dogs. Literally they were hunted down as food. Some of the neandethal females were kept alive, so there is a small percentage of genes from them in the modern human.