![](http://www.ecns.cn/hd/2022/04/06/003f5c6a72f74151bccf2ec51c3c1a72.jpg)
A Yangtze finless porpoise swims in the waters of Gezhouba Dam in Yichang, central China's Hubei Province, April 5, 2022. The finless porpoise, an endemic species in China, is an important indicator of the ecology of the Yangtze. (Photo/VCG)
![](http://www.ecns.cn/hd/2022/04/06/90cf4d861fe348988fb6363115678244.jpg)
A Yangtze finless porpoise swims in the waters of Gezhouba Dam in Yichang, central China's Hubei Province, April 5, 2022. The finless porpoise, an endemic species in China, is an important indicator of the ecology of the Yangtze. (Photo/VCG)
![](http://www.ecns.cn/hd/2022/04/06/0caf96c26cee404bbf7fbff847f59b56.jpg)
A Yangtze finless porpoise swims in the waters of Gezhouba Dam in Yichang, central China's Hubei Province, April 5, 2022. The finless porpoise, an endemic species in China, is an important indicator of the ecology of the Yangtze. (Photo/VCG)