STORY: The remains of rare baby river dolphins have been washing up on the shores of Brazil's Lake Tefe in recent weeks. The Amazon rainforest is experiencing its worst drought on record and seeing ...

"You couldn't put your finger in the water," said the lead author of the study, which spotlights the impacts of planetary ...

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 ...

A heatwave made lakes in the Amazon hotter than the maximum temperature recommended for hot tubs — a death sentence for endangered dolphins, according to a new study.

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 ...

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 ...

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, ...

When dolphins began washing up dead by the dozens on Lake Tefe in Brazil's Amazonas state, hydrologist Ayan Fleischmann was sent to find out why. What he and his colleagues discovered was startling: ...

The Amazon lakes have been warming rapidly — by 0.3 to 0.8C per decade over the past 30 years, a rate higher than the global ...

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 ...