da Cruz, Paul. “Observations and Analysis of Ayres’s Hawk-Eagle Hieraaetus Ayresii Occurrence and Behaviour over the Linksfield Ridge, Johannesburg, South Africa”. Biodiversity Observations 13 (February 13, 2023): 117–130. Accessed July 27, 2024. https://journals.uct.ac.za/index.php/BO/article/view/1246.