affiliation not provided to SSRN, affiliation not provided to SSRN, National and Kapodistrian University of Athens, National and Kapodistrian University of Athens, 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, University of Glasgow, University of Padua, Cardiff University, Norwegian University of Science and Technology (NTNU), University of Florence, affiliation not provided to SSRN, affiliation not provided to SSRN, Naturalis Biodiversity Center, Lancaster University, affiliation not provided to SSRN, National Academy of Sciences of Ukraine, Wageningen University & Research, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Leibniz Institute for Zoo and Wildlife Research, University of the Basque Country, University of Florence, Naturalis Biodiversity Center, Cardiff University, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, University of Veterinary Medicine Hannover, affiliation not provided to SSRN, Norwegian Polar Institute, University of Veterinary Medicine Hannover, University of Padua, University of Veterinary Medicine Hannover, affiliation not provided to SSRN, Wageningen University and Research (WUR), affiliation not provided to SSRN, UK Centre for Ecology & Hydrology, National and Kapodistrian University of Athens and affiliation not provided to SSRN