HAREBOTTLE, D.; VANDERWALT, B. Hybridisation between White-faced and Fulvous Ducks in the wild: further evidence from South Africa. Biodiversity Observations, [S. l.], p. 17–21, 2014. Disponível em: https://journals.uct.ac.za/index.php/BO/article/view/210. Acesso em: 16 apr. 2024.