Should Humans Eat Meat? [Excerpt]
Friday, July 19, 2013 - 10:30
in Psychology & Sociology
Editor's Note: The following is an adapted excerpt of Should We Eat Meat?: Evolution and Consequences of Modern Carnivory , by Vaclav Smil. Wiley-Blackwell, May 2013. [More] -- Read more on ScientificAmerican.com