Researchers say they have made a startling discovery in the Amazon River. But their evidence wasn’t collected from the water—it could be seen from shore. After around 219 hours of observations, they ...

Pink dolphins are an indicator species of the Amazon river, scientists say. Swimming with the piranhas and anacondas below the surface of the Amazon River in Bolivia is a rare species: pink, ...

Paleontologists discovered a fossilized skull of a newly described species of giant freshwater dolphin in the Peruvian Amazon, which lived around 16 million years ago and is considered the ...

Scientists are perplexed by a strange new behaviour shown by the Amazon river dolphin of flipping belly-up to urinate with ...