Des Moines University - Department of Anatomy, University of Alaska Fairbanks - Alaska Stable Isotope Facility, University of Alaska Fairbanks - Water and Environmental Research Center, University of Alaska Fairbanks - Alaska Stable Isotope Facility, University of Ottawa - A.E. Lalonde AMS Laboratory, Alpine Veterinary Medical Center, University of California, Santa Cruz - Department of Ecology and Evolutionary Biology, University of California, Santa Cruz - Department of Ecology and Evolutionary Biology, Government of Yukon - Yukon Palaeontology Program, Government of Yukon - Yukon Palaeontology Program and Government of Yukon - Yukon Palaeontology Program

University of Adelaide - Australian Centre for Ancient DNA (ACAD), University of Adelaide - Australian Centre for Ancient DNA (ACAD), East Tennessee State University - Center of Excellence in Paleontology, Museo de La Plata - División Paleontología de Vertebrados, University of Adelaide - Australian Centre for Ancient DNA (ACAD), Universidad de Magallanes - Centro de Estudios del Hombre Austral: Instituto de la Patagonia, Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Des Moines University - Department of Anatomy, South Australian Museum and University of Adelaide - Australian Centre for Ancient DNA (ACAD)