剧情简介：50,000 years ago - merely a blip in evolutionary time - our Homo sapiens ancestors were competing for existence with several other human species, just as their own precursors had been doing for millions of years. Yet something about our species separated it from the pack, and led to its survival while the rest became extinct. So just what was it that allowed Homo sapiens to bec...(展开全部)
作者：Ian Tattersall
出版社：Palgrave Macmillan
ISBN：9780230108752
