Add Yahoo as a preferred source to see more of our stories on Google. These 2-inch-long frogs live in a very specific part of the rainforest inwestern Colombia. The poison on their skin is called ...

Scientists in Brazil described a new-to-science species of poison dart frog last year. It was first found among the leaves of wild banana plants on a research expedition to the Juruá River Basin in ...

Poison frogs appear to have built their chemical defenses gradually: related frogs store low to moderate levels of diet-derived alkaloids, whilst poison frogs store more and can chemically modify them ...

The golden poison dart frog may be tiny, but it has earned a formidable reputation in the animal kingdom. Native to a small region of rainforest in western Colombia, this brightly colored amphibian is ...