BEIJING — A rare, nearly blind white dolphin that survived for millions of years is "functionally extinct," an international expedition declared Wednesday after ending a fruitless six-week search of ...

SHANGHAI, Dec. 13 -- For millions of years, the Chinese river dolphin basked in the waters of the mighty Yangtze, a gray phantom more than six feet long with a sharp snout and tiny eyes. The endearing ...

A dozen sleek grey Yangtze finless porpoises glide inside a vast pool at the Institute of Hydrobiology in Wuhan as scientists find ways to protect and breed the rare mammals in China's longest river..

The goddess of the Yangtze -- The Amazon of the East -- The aquatic panda -- East meets West -- The rarest animal in the world -- The politics of extinction -- End game -- The hunting of the snark -- ...