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 ...

India's rivers, revered and rich in mythology, are home to unique and endangered creatures. From the Ganges River Dolphin to the rediscovered Chel Snakehead, these aquatic gems face threats like ...

The newly resurfaced footage, originally captured in March 2016, shows an Amazon river dolphin, also known as botos, urinating into the air in Brazil’s Tocantins River.

A rare freshwater dolphin unique to China's Yangtze River is almost certainly extinct, a Swiss conservationist said after failing to spot a single animal on an expedition which ended on Wednesday.