Compared to many of the world’s river systems, the Orinoco is relatively intact. But this may not last for long as the river and its surrounding areas are threatened by pollution and mining activities ...

Prehistoric engravings of giant snakes along South America’s Orinoco river are among the largest examples of rock art we know ...

The Amazon river dolphin is one of two freshwater dolphin species living in the Amazon and Orinoco basins. Only this species has evolved to explore the seasonally flooded forest habitat. “River ...