SARJEANT, William A. S. Three Oddities of Bird Behaviour. Blue Jay, [S. l.], v. 46, n. 1, 1988. DOI: 10.29173/bluejay4956. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4956. Acesso em: 25 apr. 2024.