![](http://www.ecns.cn/hd/2023/05/17/1464fd763cf74447920e42fa649ed32d.jpg)
A herd of Milu deer, or Pere David's deer, forage on a wetland at the Dafeng Milu National Nature Reserve in Yancheng City, east China's Jiangsu Province, May 15, 2023. (Photo/ICphoto)
The Dafeng reserve is home to more than 7,000 milu deer, the world's largest milu population, and is regarded as the richest milu gene pool on the planet.
![](http://www.ecns.cn/hd/2023/05/17/80f6d026c78a43bbb63d9150c3fa2a76.jpg)
A herd of Milu deer run in water at the Dafeng Milu National Nature Reserve in Yancheng City, east China's Jiangsu Province, May 15, 2023. (Photo/ICphoto)
![](http://www.ecns.cn/hd/2023/05/17/0584438818cb45d7b0d746ff1ca94873.jpg)
A herd of Milu deer, or Pere David's deer, forage on a wetland at the Dafeng Milu National Nature Reserve in Yancheng City, east China's Jiangsu Province, May 15, 2023. (Photo/ICphoto)