Université de Moncton, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Environment and Climate Change Canada and University of Moncton - Canada Research Chair in Polar and Boreal Ecology

Max Planck Institute of Animal Behavior - Department of Migration, Max Planck Institute of Animal Behavior - Department of Migration, The Academy of Natural Sciences of Drexel University - Ornithology Department, Montpellier University-CNRS - Centre for Evolutionary and Functional Ecology, University of Patras - Department of Biology, Keio University - Research and Education Centre for Natural Sciences, University of Patras - Department of Biology, University of Konstanz - Department of Biology, University of Moncton - Canada Research Chair in Polar and Boreal Ecology, University of Siena - Department of Physics, Earth and Environmental Sciences, Max Planck Institute of Animal Behavior - Department of Migration, Maremma Natural History Museum, Acopian Center for Conservation Learning - Hawk Mountain Sanctuary, Hellenic Ornithological Society/BirdLife, Nagasaki University - Graduate School of Fisheries and Environmental Sciences, Max Planck Institute of Animal Behavior - Department of Migration and Max Planck Institute of Animal Behavior - Department of Migration