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 ...

Entanglement in fishing nets and habitat loss are the greatest threats to dolphins. River dolphin populations are severely fragmented due to the building of dams. Some subpopulations of dolphins are ...

River dolphins in the Amazon and Orinoco are under ever increasing pressure from the impact of hydropower dams and mercury contamination from small-scale gold mining, according to results from the ...

Scientists in Colombia’s Amazon are capturing and testing endangered pink river dolphins to monitor mercury contamination from illegal gold mining and deforestation Scientists and veterinarians ...