Guillemain, Matthieu, Jocelyn Champagnon, Gregoire Massez, Claire A. Pernollet, Thierry George, Andre Momerency, and Geraldine Simon. “Becoming More Sedentary? Changes in Recovery Positions of Mallard Anas Platyrhynchos Ringed in the Camargue, France, over the Last 50 Years”. Wildfowl 65 (December 21, 2015): 51–63. Accessed April 15, 2026. https://tidsskrift.dk/Wildfowl/article/view/153662.