Tomé, R., P. Catry, C. Bloise, and E. Korpimäki. “Breeding Density and Success, and Diet Composition of Little Owls Athene Noctua in Steppe-Like Habitats in Portugal”. Ornis Fennica 85, no. 1 (March 31, 2008): 22–32. Accessed December 22, 2024. https://ornisfennica.journal.fi/article/view/133701.