Zduniak, Piotr, Paweł Czechowski, and Grzegorz Jędro. “The Effect of Nesting Habitat on Reproductive Output of the Barn Swallow (Hirundo rustica). A Comparative Study of Populations from Atypical and Typical Nesting Habitats in Western Poland”. Belgian Journal of Zoology 141, no. 1 (March 20, 2024): 38–43. Accessed September 18, 2024. https://belgianjournalofzoology.eu/BJZ/article/view/164.