European labs report epibatidine in samples from Alexei Navalny, suggesting poisoning. No public autopsy data; clinicians ...

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 ...

The allegation feeds into a long history of high-profile poisonings in Russia, many targeting foes of President Vladimir ...

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 ...

Polonium, Novichok and now dart frog poison: the finding that Russian opposition leader Alexei Navalny was killed with a rare ...

Late Russian opposition leader Alexey Navalny's mom says a European assessment that he was poisoned in prison "confirms what ...

Species such as the brightly coloured Anthony’s poison arrow frog and the Phantasmal poison frog secrete this substance onto their skin. Researchers theorise that the frogs acquire the toxin through ...

In s ahocking twist, Alexei Navalny’s poisoning has taken a terrifying turn. Investigation reveals a mysterious toxin once used by indigenous tribes to coat their hunting arrows to use against the ...

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

Russian opposition leader Alexei Navalny was fatally poisoned with a toxin from Ecuadorian dart frogs that is 200 times ...

Some of the most photographed animals carry venom, crushing force, disease risk, or defensive reactions that escalate in seconds when stress appears. Across coasts, forests, wetlands, and city-edge ...