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

Russian opposition leader Alexey Navalny was poisoned with a deadly toxin found in the skin of Ecuador dart frogs, the UK’s ...

Epibatidine is about 100 times more potent than morphine, and derived from frogs native to South America ...

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

Russian opposition leader Alexei Navalny died in prison after being poisoned with a deadly toxin found in Ecuadorian dart ...

Dart frogs in captivity do not produce the toxin, and it is not found naturally in Russia, five European governments said.

Five European countries on Saturday accused Russia of ‘poisoning’ opposition leader Alexei Navalny in prison using a ‘rare ...

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.

Dem fit find di toxin wey dem dey call epibatidine for wild frogs for South America or dem fit make am for lab.

Russian opposition leader Alexei Navalny was poisoned with a lethal toxin found in poison frogs, five European nations said after test results.

The Russian state killed opposition leader Alexei Navalny using a poison developed from a dart frog toxin, the Foreign Office ...

By Andrew Osborn MOSCOW, Feb 16 (Reuters) - The Kremlin on Monday flatly rejected accusations from five European countries ...