DE SWARDT, D.; APHIWE, K. Opportunistic avian nectarivory on flowering Aloe maculata with a review of visiting bird species. Afrotropical Bird Biology: Journal of the Natural History of African Birds, [S. l.], v. 1, 2021. DOI: 10.15641/abb.v1i.1123. Disponível em: https://journals.uct.ac.za/index.php/ABB/article/view/v1_6. Acesso em: 28 may. 2022.