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 ...

LONDON (AP) — Russian opposition leader Alexei Navalny was poisoned by the Kremlin with a rare and lethal toxin found in the skin of poison dart frogs, five European countries said Saturday. The ...

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 ...