Sharma, Gopal, Raja Routh, Ashish Chhetri, and Akash Chowdhury. “Altitudinal Variation of Avian Fauna from Kalimpong Town to Nokdara of West Bengal, India”. Journal for Research in Applied Sciences and Biotechnology 4, no. 3 (June 9, 2025): 13–21. Accessed October 19, 2026. https://www.jrasb.stallionpublication.com/index.php/jrasb/article/view/755.