SASKATCHEWAN NATURAL HISTORY SOCIETY. North American Co-operative Bird Migrating Study 1957. Blue Jay, [S. l.], v. 15, n. 2, 1957. DOI: 10.29173/bluejay1824. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/1824. Acesso em: 26 dec. 2024.