Researchers have identified a new species of poison-dart frog, Ranitomeya hwata, in the remote bamboo-forest of Alto Purus ...

In the forests of western Brazil, along the banks of a Juruá River tributary, researchers came upon more than a dozen tiny creatures, smaller than a nickel, flaunting bright colors that warned: “stay ...

Scientists found a “toxic”-skinned creature with “large” hands in the Amazon rainforest of Brazil and discovered a new species, a study said. Photos from A. T. Mônico via Koch, Mônico, Dayrell, ...

This is WEEKEND EDITION from NPR News. I'm John Ydstie. There's a new trend in the pet world that has nothing to do with cockapoodles, ferrets or Siamese fighting fish. More and more people around the ...