If we define a speciesas a group of actually, or potentially interbreeding, natural populations reproductively isolated from other such populations. Then, what do you make of neander talls going extinct? Other than the two to three % of their jeans are in us? Because i call this stephen stills effect. If you can't be with the one you love, you love the one you're with. So some of that obviously happened on those cold nights in those caves. But but for the most part, their species. We don't know exactly answer, but they hadn't.
In a few decades, a torrent of new evidence and ideas about human evolution has allowed scientists to piece together a more detailed understanding of what went on thousands and even millions of years ago. Lesley Newson and Peter Richerson, a husband-and-wife team based at the University of California, Davis, have spent years together and individually researching and collaborating with scholars from a wide range of disciplines to produce a deep history of humankind. In A Story of Us, they present this rich narrative and explain how the evolution of our genes relates to the evolution of our cultures.