South American scientists are about to embark on an expedition through the rivers and watersheds of the Amazon and Orinoco Rivers to survey freshwater dolphins. Santiago de Cali, Colombia — South ...

Bouncing along the river, the murky waters of the Amazon River tributary extended in each direction. In the distance, a line of vibrant green trees looked out over the waters, teeming with wildlife, ...

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 ...

VICHADA, Colombia—From the bow of a canoe-shaped motor boat called a bongo, marine biologist Fernando Trujillo aimed his zoom lens toward a stretch of muddied river water flowing past an ochre-colored ...

When people think of life in the St Johns River, I suspect they fall into two camps. Those that tend to consider the large charismatic megafauna like manatees and dolphins, and those that go toward ...

River dolphins are extraordinary. They are apex predators in some of the world’s greatest river systems, and yet they are often undervalued and overlooked. They are still holding on, even though all ...

The world has seven continents, but do you know the largest freshwater fish in each? These creatures show the incredible diversity of Earth's inland waters. Let's get amazed as we look at these ...

The declining population of the Mahakam dolphin (Orcaella brevirostris), which lives in the Mahakam River, East Kalimantan, ...

MANAUS, Oct 2 (Reuters) - (This Oct. 2 story has been refiled with corrected picture captions) The carcasses of 120 river dolphins have been found floating in a tributary of the Amazon River over the ...