K Harish Kumar, and B.R.Kiran. “Documentation of Aquatic Birds With Relation to Feeding Habits in a Lentic Freshwater Tank of Karnataka, India”. International Journal of Pharma and Bio Sciences, vol. 11, no. 1, Mar. 2020, pp. 114-8, doi:10.22376/ijpbs.2020.11.1.b114-118.