The golden poison dart frog looks harmless — small, brightly colored, and no larger than a light bulb. But it is one of the most poisonous animals ever discovered. A single frog carries enough ...

The Phyllobates terribilis, commonly called the Golden Poison Frog, is considered the most toxic amphibian on Earth. Native to the rainforests of Colombia, this tiny frog—barely 5 centimeters ...