Duplicate title to Galis, F., Carrier, D.R., van Alphen, J., van der Mije, S.D., Van Dooren, T.J.M., Metz, H.J.A.J., & ten Broek, C.M.A. (2014). Fast running restricts evolutionary change of the vertebral column in mammals. IIASA Interim Report. IIASA, Laxenburg, Austria: IR-14-029