Threaded throughout the Amazon, the world’s largest rainforest, is a system of rivers. More than 1,000 tributaries collect rain and glacial runoff from a basin nearly the size of the contiguous ...

There’s the South Asian river dolphin (Platanista genus) and the Amazon river dolphin (Inia genus), also known as the pink river dolphin, and the two groups include several species and subspecies.

A BRIT explorer has gone through a treacherous 400-mile journey to become the first person ever to travel the length of an uncharted Amazon river. Adventurous Ash Dykes, 33, battled sickness a… ...

Fishermen hold an aphanotorulus unicolor, a species of catfish, they caught in the Amazon River amid a drought on the outskirts of Leticia, Colombia, Monday, Oct. 21, 2024.

PUERTO CARREÑO, Colombia — The scientists had traveled down the muddy Orinoco River for hours, their single-engine boat hemmed in by rocks the size of small mountains, when the lead biologist ...

The Amazon basin was once home to freshwater dolphins that grew up to 3.5 metres long – making them the largest river dolphins known to science.. Researchers made the surprise discovery during a ...