Costs of migratory decisions: A comparison across eight white stork populations

Andrea Flack^*, Wolfgang Fiedler, Julio Blas, Ivan Pokrovsky, Michael Kaatz, Maxim Mitropolsky, Karen Aghababyan, Ioannis Fakriadis, Eleni Makrigianni, Leszek Jerzak, Hichem Azafzaf, Claudia Feltrup-Azafzaf, Shay Rotics, Thabiso M. Mokotjomela, Ran Nathan, Martin Wikelski