Fox, A. D., Frederiksen, M., Heinicke, T., Clausen, K. K. & van der Jeugd, H. P. (2021). Annual survival estimates of Taiga Anser fabalis and Tundra Bean Geese A. serrirostris wintering in The Netherlands, 1967–1987. Journal of Ornithology, 162(3), 925-929. https://doi.org/10.1007/s10336-021-01883-z

Møller, A. P., Laursen, K., Izaguirre, J. & Marzal, A. (2021). Antibacterial and anatomical defenses in an oil contaminated, vulnerable seaduck. Ecology and Evolution, 11(18), 12520-12528. https://doi.org/10.1002/ece3.7996

Walløe, S., Chakraborty, M., Balsby, T. J. S., Jarvis, E. D., Dabelsteen, T. & Pakkenberg, B. (2021). A Relationship between the Characteristics of the Oval Nucleus of the Mesopallium and Parrot Vocal Response to Playback. Brain, Behavior and Evolution, 96(1), 37–48. https://doi.org/10.1159/000517489

Dietz, R., Fort, J., Sonne, C., Albert, C., Bustnes, J. O., Christensen, T. K., Ciesielski, T. M., Danielsen, J., Dastnai, S., Eens, M., Erikstad, K. E., Galatius, A., Garbus, S. E., Gilg, O., Hanssen, S. A., Helander, B., Helberg, M., Jaspers, V. L. B., Jenssen, B. M. ... Eulaers, I. (2021). A risk assessment of the effects of mercury on Baltic Sea, Greater North Sea and North Atlantic wildlife, fish and bivalves. Environment International, 146, Artikel 106178. https://doi.org/10.1016/j.envint.2020.106178

Andersen, L. W., Schousgaard, H. S., Kahlert, J., Linnet, A., Jensen, O. H., Thomsen, E. A., Sørensen, F., Baagøe, H. J., Frikke, J., Jacobsen, H., Håkansson, B., Loeschcke, V. & Madsen, A. B. (2021). Assessing the current feces identification method of the European otter Lutra lutra. Wildlife Biology, 2021(1), Artikel wlb.00764. https://doi.org/10.2981/wlb.00764

Gaget, E., Pavón-Jordán, D., Johnston, A., Lehikoinen, A., Hochachka, W. M., Sandercock, B. K., Soultan, A., Azafzaf, H., Bendjedda, N., Bino, T., Božič, L., Clausen, P., Dakki, M., Devos, K., Domsa, C., Encarnação, V., Erciyas-Yavuz, K., Faragó, S., Frost, T. ... Brommer, J. E. (2021). Benefits of protected areas for nonbreeding waterbirds adjusting their distributions under climate warming. Conservation Biology, 35(3), 834-845. https://doi.org/10.1111/cobi.13648