Increasingly prolonged and intense droughts in the Amazon pose a deadly threat to the native Amazonian manatee, lowering river levels that expose these giant aquatic mammals to poachers.

CAXIUANA NATIONAL FOREST, Brazil (AP) — Deep in silence, as if under a spell, children watch intently as Bacuri, a young Amazonian manatee, glides around a small plastic pool. When he surfaces for air ...

Nearly impossible to spot in their murky habitat, the underwater "ghosts" are coming into view thanks to sonar technology. Manatee biologist Daniel Gonzalez-Socoloske extends a hand to an Amazonian ...