SCHMUTZ, Josef K.; HOUSTON, C. Stuart; HOLROYD, Geoffrey L. Southward Migration of Swainson’s Hawks: Over 10,000 Km in 54 Days. Blue Jay, [S. l.], v. 54, n. 2, 1996. DOI: 10.29173/bluejay5253. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/5253. Acesso em: 23 apr. 2024.