By Fred Magdoff
For many millennia following the origin of our species, humans were hunters and gatherers—an existence that one might think of as tenuous. However, judging from archeological evidence as well as recent examples, hunters and gatherers generally ate a diverse diet that supplied adequate nutrition. For example, studies in the 1960s and ‘70s of the !Kung of southern Africa, foragers for literally thousands of years, indicate that although they ate meat that they hunted, about two-thirds of their food was plant-based—nuts (supplying more than one-third of caloric intake), fruits, roots, and berries—and their diet provided approximately 2,400 calories a day. The groups of hunter-gatherers were egalitarian, with everyone participating in the provisioning of food.
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