Hunter/gatherer digestion

EvanKeel

http://www.wired.com/2014/04/hadza-hunter-gatherer-gut-microbiome/

I'm not a biologist, and it's Wired after all, but interesting nonetheless. Paleo gets talked about frequently enough that I thought people might like to read the story. Note that the author is very explicit about how this shouldn't prompt any changes to food consumption.