image: This is the study area and site location. This image relates to an article that appeared in the Dec. 18 issue of Science, published by AAAS. The study, by Dr. Julio Mercader of the University of Calgary in Calgary, Alberta, Canada, and colleagues, was titled, "Mozambican Grass Seed Consumption During the Middle Stone Age." view more
Credit: Image courtesy of <i>Science</i>/AAAS