Evolutionary adaptations to meat-eating in humans.

Abstract

This article reviews the myriad of different genetic, physiological, morphological and nutritional adaptations in humans to eat meat.  These adaptations suggest human ancestors had a high reliance on meat and challenge the idea held by a substantial portion of the general public, and even some academics, that humans are “naturally” herbivores and that our current meat-eating habit is facultative. On the contrary, the evidence suggests that humans are omnivores, being well equipped to eat substantial portions of animal tissue and have eaten meat since the dawn of our genus “Homo” millions of years ago.

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