South America’s second-largest river behind only the Amazon, has retreated this year to its lowest level since its record low in 1944, hit by cyclical droughts and dwindling rainfall upriver in ...

The study, "Accessible, Low-mercury and Nutritious Fish Provide ... price and abundance for 59 fish species in the Amazon River. They found that smaller species that are more common and less ...

Pete Casey’s epic, six-year trek along the entire length of the Amazon River nears its final steps for his ambitious journey. There was the pit viper that bit his pant leg. River pirates and ...