Deep in the vast rivers and flooded forests of the Amazon Basin, there lives a fish that appears to be prehistoric in both size and appearance. The arapaima, also called the “pirarucu,” is one of the ...

A mass fish die-off in Brazil’s Amazon River region has killed an estimated 20-30 metric tons of fish and other aquatic animals, following one of the worst droughts in Amazonian history. On the night ...

Amazonian fish are facing an alarming new threat. A series of extreme droughts is drying up the region's rivers and wetlands — and scientists say the consequences could be devastating for both ...

The Amazon river dolphin, or boto, is an integral feature of the rainforest’s biodiversity and culture, and is central to several Indigenous tales. Even though the dolphin isn’t fished for human ...

PUERTO NARINO, Colombia (AP) — 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 ...

When people talk about “the Amazon,” they generally mean the vast Amazon rainforest, not the river that gave the forest its name. (To test this, Google “the Amazon.” When I did that, the list of top ...

The Amazon River begins as capillaries of water trickling down the eastern slopes of the Andes. The waters flow, gathering sediments, nutrients and organic material, braiding into a vast hydrologic ...