He Wenyun, Zhi Yijin and Shao Mingqin, 2020. Sex Ratio, Habitat Selection and Foraging Behavior of Mandarin Duck in Water Systems of Poyang Lake, China. Pakistan J. Zool., 52: 2251-2256. DOI: https://dx.doi.org/10.17582/journal.pjz/20191113041120