Witkowska, Marta, and Wlodzimierz Meissner. “Sexual Dimorphism in Size and Plumage in Adult Curlew Sandpipers (Calidris Ferruginea) Migrating in Autumn through the Baltic Sea Region”. Ornis Fennica 97, no. 4 (December 31, 2020): 186–199. Accessed May 11, 2024. https://ornisfennica.journal.fi/article/view/133976.