SLIMMON, J. Nest Protection of the American Widgeon. Blue Jay, [S. l.], v. 20, n. 3, 1962. DOI: 10.29173/bluejay2859. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/2859. Acesso em: 22 jul. 2024.