Germán Chávez is no stranger to the Amazon rain forest, where he says "one can't help but get excited" by all the reptiles and amphibians that he has made a career out of studying. But when he came ...

Scientists found a color-changing animal with green bones on an island in the Amazon rainforest and discovered a new species, a study said. Photo from Ferrão, Hanken, Oda, Campião, Penhacek, Anjos and ...

Scientists have discovered a new species of tree frog in an unusual place—a stretch of abandoned highway in Brazil. When herpetologists first heard male frogs calling in the Amazon rain forest, they ...