Keywords: CombinedHypothesisPleistoceneExtinction.gif Pleistocene Extinction Model PEM simulation results for Exogenous Climate Change 13 5 Overkill Plus Exogenous Climate Change and Second Order Predation plus Exogenous Climate Change en wikipedia 2006-10-24 ElinWhitneySmith wikipedia en graph ElinWhitneySmith Original upload log en wikipedia CombinedHypothesisPleistoceneExtinction gif 2006-10-24 18 41 ElinWhitneySmith 200×578× 9334 bytes <nowiki>Pleistocene Extinction Model PEM simulation results for Exogenous Climate Change 13 5 Overkill Plus Exogenous Climate Change and Second Order Predation plus Exogenous Climate Change </nowiki> Extinction Biology diagrams |