@article {309069,
	title = {Early Humans{\textemdash}Not Climate Change{\textemdash}Decimated Africa{\textquoteright}s Large Carnivores},
	year = {2013},
	month = {11/2013},
	url = {http://www.scientificamerican.com/article.cfm?id=early-humans-not-climate-change-decimated-africas-large-carnivores},
	author = {Werdelin, L.}
}
