Strandberg, Roine, Thomas Alerstam, and Mikael Hake. “Wind-Dependent Foraging Flight in the Osprey Pandion Haliaetus”. Ornis Svecica 16, no. 3 (July 1, 2006): 150–163. Accessed April 25, 2024. https://journals.lub.lu.se/os/article/view/22711.