European allies' findings that Putin critic Alexei Navalny was killed with a rare toxin from poison dart frogs is "troubling, ...

UK, Sweden, France, Germany and Netherlands say they're "confident" Russia poisoned Alexei Navalny with a lethal toxin from South American poison dart frogs.

The toxin, epibatidine, can be found in frogs in the wild in South America or manufactured in a lab.

Russian opposition leader Alexei Navalny was poisoned by the Kremlin with a lethal toxin derived from the skin of poison dart frogs, five European countries said Saturday.

By Ben Aris in Berlin Russian opposition figure Alexei Navalny was killed using a toxin derived from a deadly frog poison, ...

Add Yahoo as a preferred source to see more of our stories on Google. This extremely toxic, nicotine-like compound originates from the Epipedobates genus of poison dart frogs, found exclusively in ...

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

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

Poison dart frogs have fascinated researchers. Now their toxin has allegedly been linked to the death of Russian opposition leader Alexei Navalny.

"Only the Russian state had the means, motive and opportunity," the U.K. said.

ALEXEI Navalny’s wife has called for Vladimir Putin to pay for his actions – after it was revealed the opposition leader was killed by a frog poison. It comes after Britain alongside ...

Poison frogs exhibit one of nature’s most fascinating adaptations through the acquisition and use of chemical defences. These amphibians predominantly obtain potent alkaloid toxins not via endogenous ...