Fluorescent colors are very popular and are widely used for many unique things. To date, this glow-in-the-dark pigment has been seen to be naturally occurring in many plants and animals, except for ...

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 ...

DNA testing of two new-to-science frog species has shown they share a common ancestor — a species that lived 55 million years ago in the mountains of what is today Brazil’s Amazonas state. The ...

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 ...

The incredible acrobatics of the tree frog, in slow motion The toe pad of the Amazon milk frog can hold up to 14 times the animal’s body weight. That’s like an average American man holding a Honda ...