In the communities of western Colombia, small pockets of trees are fragmented between the houses. The areas create tiny ecosystems, but even these have been polluted by human garbage and waste. The ...

A new species of poison dart frog has been discovered in the heart of the Brazilian Amazon, where dense rainforests host some of the most diverse and complex ecosystems on Earth. In a study published ...

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 ...

Poison dart frogs don’t bite, sting, or chase — they poison. Their skin secretes alkaloid toxins powerful enough to kill predators with a single touch. Some species carry batrachotoxin, a compound ...

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, ...

The “metallic poison frog” Ranitomeya aquamarina (left) and the “heavenly” Ranitomeya aquamarina (right) are the first newly discovered species in their genus in 13 years. That long trek for humans is ...