6.4 Neanderthal and Homo Sapiens Admixture

Why did NeanderthalsAn extinct human species adapted to cold environments, known for their robust build, tool use, symbolic behaviour, and interbreeding with Homo sapiens. disappear, what role did our ancestors have, and to what extent are we related to Neanderthals? This lesson explores the factors behind their decline, the arrival of Homo sapiensThe species name for modern humans. in Eurasia, and the evidence of interbreeding that reveals how our species and the Neanderthals may have shared both conflict and kinship.

The Disappearance of the Neanderthals

The decline of Neanderthals in Eurasia has a lot of potential reasons, some all but confirmed as factors and others more hypothetical. One of the most attention grabbing and central questions about the disappearance of Neanderthals is the role of our ancestors, Homo sapiens. Did we kill our cousins? Outcompete them? Were they already disappearing without our input? Or did we absorb them into our societies and still carry that heritage with us today? Likely, some combination of these possibilities represents the true picture best.