SHAW, Robert K. Some Nest Histories of the Black-Billed Magpie in Southwestern Alberta. Blue Jay, [S. l.], v. 25, n. 2, 1967. DOI: 10.29173/bluejay3120. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/3120. Acesso em: 3 may. 2024.