dar, Firdous ahmad, Maya Krishnan, Ashok Narayan Pilli, M. A. Baba, and Massarat Khan. “Prehatch Development of Respiratory System in Kuttanad Duck (Anas Platyrhynchos Domesticus)”. Indian Journal of Veterinary Anatomy 27, no. 2 (February 25, 2016). Accessed November 2, 2025. https://epubs.icar.org.in/index.php/IJVA/article/view/56166.