Beijing, April 10 (Youth.cn) - On Tiaozini Wetland in Jiangsu Province, elks, national class A protected animals, are seeking foods, forming a beautiful ecological landscape. These years, with the improvement of protection and restoration of the wetland, better ecological environment has provided wild animals with abundant foods and water. And at the same time, less human interference has been made. Elk population in this region has grown from a dozen to over 1000. Photo/CFP