ENGELBRECHT, D. Cannibalism in the Southern Yellow-billed Hornbill <i>Tockus leucomelas</i>. Biodiversity Observations, [S. l.], p. 104–106, 2013. DOI: 10.15641/bo.198. Disponível em: https://journals.uct.ac.za/index.php/BO/article/view/198. Acesso em: 24 nov. 2025.