A close-up of a smiling Yangtze finless porpoise at the Baiji Dolphinarium of the Institute of Hydrobiology. (Wang Chaoqun/Chinese Academy of Sciences) (CN) — The ever-smiling Yangtze finless porpoise ...
Add Yahoo as a preferred source to see more of our stories on Google. For centuries, the Yangtze porpoise was a common sight on the river it is named after. Now, the freshwater mammal is critically ...
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