What is dart frog toxin, the poison linked to Alexei Navalny’s death? - The toxin is reportedly 100 times more powerful than ...

The modern poison has become less a medieval cliché than a geopolitical signature flourish.

Two years after Russian opposition leader Alexei Navalny died in prison, five European countries claim they have identified the substance that killed him: epibatidine, an extremely lethal toxin ...

In a rainforest, small animals survive by hiding. By blending in with their environment until danger passes, many unique ...

Poison dart frogs are deadly in nature, beautiful and famous for their patterns and colours which makes them noticeable in the forest. They have big eyes but small in size — they are between 2.5 cm to ...

European nations have alleged that Russian opposition leader Alexei Navalny was poisoned with epibatidine, a highly toxic alkaloid derived from South American poison dart frogs. Once studied as a ...

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 have said. It's not the first time the ...

Russia “had the means, motive and opportunity to administer this poison" to Navalny, a joint statement from five European countries claims ...

The dart frog toxin, including batrachotoxin and epibatidine, is a potent natural poison used by frogs for defense, which can cause paralysis, heart failure, and death in humans, with no known ...