Scientists and veterinarians capture a pink river dolphin in the Amazon River to perform health checks in Puerto Narino, Colombia, Sunday, Sept. 7, 2025. (AP Photo/Fernando Vergara) Mercury can damage ...

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 ...

The Colombian conservation group Omacha Foundation has been capturing and testing endangered pink river dolphins for years.

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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, ...

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 ...

Scientists and veterinarians examine a pink river dolphin in Puerto Narino, Colombia, Sunday, Sept. 7, 2025. (AP Photo/Fernando Vergara) Scientists and veterinarians examine a pink river dolphin in ...