![]() ![]() Because Homo erectus lacked the ability to use even the simplest of weapons, it seemed logical that chasing prey for hours was their only option for obtaining the amount of meat necessary to fuel their rapidly expanding brains (Fig. These authors propose that because the brain consumes 16 times the calories of an equivalent mass of muscle, and meat provides four times the calories of an equal sized serving of fruit, the only way Homo erectus could have fueled such rapid brain expansion was if they were able to obtain calorie-dense meat by running prey to exhaustion. ![]() In an interesting paper that went on to create the barefoot running movement, Bramble and Lieberman (1) claim that the consumption of meat obtained by long distance running is the only way to explain the mystery of how Homo erectus was able to double its brain size in a relatively short time period about 2 million years ago. ![]() Michaud.Īccording to a few well-respected paleoanthropologists, our ancient ancestors (specifically, Homo erectus) were so efficient at running they could chase prey for hours, eventually killing the exhausted animals by hand. There is evidence that debunks the popular running theory, writes Thomas C. ![]()
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