Peng Xu, Bin Liu, Yongqiang Zhao, Shicheng Lv and Changhu Lu, 2019. The Effect of Climate Change on the Population Fluctuation of Overwintering Red-Crowned Crane in Yancheng Nature Reserve, China. Pakistan J. Zool., 51: 97-105. DOI: http://dx.doi.org/10.17582/journal.pjz/2019.51.1.97.105