Oschadleus, H Dieter, Barry Schultz, and Sue-Joy Schultz. “Longevity of the Helmeted Guineafowl Numida Meleagris”. Biodiversity Observations 7 (December 20, 2016): 1–3. Accessed June 1, 2023. https://journals.uct.ac.za/index.php/BO/article/view/390.