Dolphins are usually grey and quick in the open ocean. In rivers, though, they can be different. In the Amazon, there’s a ...

Bones from an Amazon pink river dolphin are embedded in dried mud along the banks of Lake Tefé in Tefe, Brazil, on Oct. 31, 2023. More than 200 river dolphins died in the 2023 drought that sent water ...

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 ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

PUERTO NARINO, Colombia (AP) — A flash of pink breaks the muddy surface of the Amazon River as scientists and veterinarians, waist-deep in the warm current, patiently work a mesh net around a pod of ...

There are around 40 species of dolphins alive today. They are found all over the world and live in both freshwater and marine habitats. However, although many species are thriving with populations in ...

TEFÉ, Brazil — Each morning for the last several weeks, researcher Miriam Marmontel has gazed out at Lake Tefé and the Amazon River, through a thick curtain of smoke from thousands of wildfires raging ...