KOONZ, William H. Herring gull harasses American avocet. Blue Jay, [S. l.], v. 56, n. 4, 1998. DOI: 10.29173/bluejay5633. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/5633. Acesso em: 5 may. 2024.