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 ...

A rare frog poison has been named as the cause of Russian democracy fighter Alexei Navalny's 2024 death. But it's unlikely to have come from a frog. A poison found in threatened frog species in the ...

Scientists once thought that a male frog dubbed Romeo was the last of his kind. Then, when more Sehuencas water frogs were discovered in 2018, they hoped he would mate with a female they called Juliet ...

Epibatidine is about 100 times more potent than morphine, and derived from frogs native to South America Russia killed Alexei Navalny with frog toxin, UK and four European allies say Epibatidine, the ...

Russian opposition leader Alexei Navalny died in prison in Russia after being poisoned with a deadly toxin found in the skin of Ecuadorian dart frogs, the UK and other allies have revealed. The ...

AWENDAW — It’s an uncertain time for South Carolina’s wetlands. A changing climate threatens their stability, even as recent proposals by the federal government could strip many of their protections.

I have been to many of the street protests and events in Portland and now wear a frog hat that a good friend crocheted for me. This has caused me to think about the symbols and ideas the frog ...

Epibatidine, which can be secreted by Anthony's poison arrow frog onto its skin, was blamed for Alexei Navalny's death by five European nations Russian opposition leader Alexei Navalny was killed ...

A study from the University of California, Davis, found that temperature affects the sound and quality of male frogs' mating calls. In the colder, early weeks of spring, their songs start off ...

Precise, deniable and, in Russia’s case, grimly familiar. Poison has become less a medieval cliché than a geopolitical signature flourish in recent years. Accusations of Russian poisoning surfaced ...

The Russian state has long been accused of using exotic poisons to murder its opponents - whether the nerve agent Novichok or radioactive plutonium isotopes. Could Alexei Navalny have been killed by ...

The toxin was found in the body of the Russian dissident Aleksei A. Navalny, who died in prison two years ago, five governments said, challenging Russia’s official account. By Anton Troianovski ...