Poison Dart Frog☠️🐸 Rainforest jewel with a toxic secret | All About Animals The poison dart frog is a tiny rainforest amphibian, often no bigger than a paperclip, but shines with brilliant colors like yellow, blue, green, and red. These striking hues serve as a warning to predators about their toxic skin. Indigenous tribes once used their poison on blow darts for hunting. While some species are highly dangerous, others are only mildly toxic—and in captivity, they usually lose their poison. Bey