Scientists in Colombia's Amazon are capturing and testing endangered pink river dolphins to monitor mercury contamination ...

Scientists in Colombia’s Amazon are capturing and testing endangered pink river dolphins to monitor mercury contamination ...

Scientists are studying Amazon river dolphins to assess mercury pollution from illegal gold mining. Led by Fernando Trujillo, ...

A flash of pink breaks the muddy surface of the Amazon River as scientists and veterinarians, waist-deep in the warm current, patiently work a mesh net around a pod of river dolphins. They draw it ...

Scientists in Colombia’s Amazon are capturing and testing endangered pink river dolphins to monitor mercury contamination from illegal gold mining and deforestation.

WUHAN, China -- A dozen sleek grey Yangtze finless porpoises glide inside a vast pool at the Institute of Hydrobiology in ...

They are part of a project by scientists to find ways to protect and breed the rare mammals in China’s longest river. The ...

A Southern Resident killer whale has been spotted clinging to her dead baby in the Salish Sea off northern Washington, a conservation group said. J-36, also known as Alki, was seen Sept. 12 in the ...