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How hunter-gatherers slept: sleep and rest in the prehistoric era https://lithub.com/how-exactly-did-hunter-gatherers-sleep-on-rest-and-relaxation-in-the-prehistoric-era

How Exactly Did Hunter-Gatherers Sleep? On Rest and Relaxation in the Prehistoric Era
“…human vanity cherishes the absurd notion that our species is the final goal of evolution.” Richard Dawkins, The Blind Watchmaker (1986) * Sleep was a mystery to our distant ance…