Clausen KK, Heldbjerg H, Fox AD. Status, origin and harvest of increasing numbers of Greylag Geese Anser anser occurring in Denmark throughout the annual cycle. Wildfowl [Internet]. 2025 Nov. 14 [cited 2025 Dec. 16];:3-25. Available from: https://tidsskrift.dk/Wildfowl/article/view/156397