SASKATCHEWAN NATURAL HISTORY SOCIETY. The Whooping Crane Problem. Blue Jay, [S. l.], v. 14, n. 4, 1956. DOI: 10.29173/bluejay1794. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/1794. Acesso em: 13 dec. 2025.