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 ...

A joint report alleging that a poison dart frog toxin has been linked to the death of Russian opposition leader Alexei Navalny rippled quickly around the globe among scientists. The allegations raised ...

If you liked this story, share it with other people. Twelve pairs of poison dart frogs were recently translocated in Panama in a bid to strengthen the species’ chances of survival and provide answers ...

Poison frogs appear to have built their chemical defenses gradually: related frogs store low to moderate levels of ...

Precise, deniable and, in Russia’s case, grimly familiar. Poison has become less a medieval cliché than a geopolitical signature flourish in recent years. Subscribe to read this story ad-free Get ...

Some poison dart frogs carry toxins so powerful that tiny amounts can be lethal to humans. The poison is stored in the skin as a defensive weapon, making the frog dangerous even without biting or ...

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 ...