SYKES, Paul. The Range of the Snail Kite and its history in Florida. Bulletin of the Florida Museum of Natural History, [S. l.], v. 29, n. 6, p. 211–265, 1984. DOI: 10.58782/flmnh.ubes5552. Disponível em: https://flmnhbulletin.com/index.php/flmnh/article/view/flmnh-vol29-no6. Acesso em: 6 may. 2026.