COLLINS, Gene. Rough-Legged Hawk Predation on Sharp-Shinned Hawk. Blue Jay, [S. l.], v. 37, n. 4, 1979. DOI: 10.29173/bluejay4314. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4314. Acesso em: 3 may. 2024.