Francis, Okosodo. “Diet Food Preference and Foraging Ecology of the Black And White Casqued Hornbill (Bycanistes Subeylindricus) in Okomu National Park Ecotourism Planning, Edo State Nigeria”. Sustainability and Biodiversity Conservation 1, no. In press (December 20, 2023). Accessed May 18, 2024. https://sustainable-biodiversity.com/index.php/pub/article/view/24.