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 ...

This newly discovered poison frog may represent an evolutionary step on the pathway towards developing brilliant warning coloration associated with other poison dart frogs. A small reddish-brown frog ...

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 new species of poison dart frog has been discovered in the heart of the Brazilian Amazon, where dense rainforests host some of the most diverse and complex ecosystems on Earth. In a study published ...

Add Yahoo as a preferred source to see more of our stories on Google. G. Lacz/imageBROKER/picture alliance A poison found in threatened frog species in the Ecuadorian foothills has been named as the ...

A poison found in threatened frog species in the Ecuadorian foothills has been named as the cause of Alexei Navalny's death in prison. Scientists from Germany, France, the Netherlands, Sweden and the ...