This aerial photo taken on May 11, 2021 shows finless porpoises swimming in the Yangtze River in Yichang, central China's Hubei Province."Protecting the Yangtze finless porpoise is protecting the aquatic biodiversity of the Yangtze River," said Wang Ding, an academician with the Institute of Hydrobiology, Chinese Academy of Sciences.
Source: en.gmw.cn
