Teeth vs. tools: Neandertals and Homo sapiens had different dietary strategies

Over hundreds of thousands of years, the Neandertal lineage developed successfully in western Eurasia and survived severe fluctuations between colder and warmer climactic cycles of the Ice Age. The Neandertals disappeared at the high point of the last glacial period around 40 thousand years ago, at approximately the same time that modern humans migrated into Europe.