What is dart frog toxin, which is said to have been used to kill Alexei Navalny?

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

The frog poison that killed Alexei Navalny likely lab-made

Scientists from Germany, France, the Netherlands, Sweden and the UK performed a postmortem analysis of the Russian ...

Frog toxins used to poison Alexei Navalny the latest in long history of Russian chemical attacks

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 have said. It's not the first time the ...

Russian opposition leader Alexei Navalny poisoned by highly lethal dart frog toxin, widow says

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

Assassination by frog? Scientists ponder a 'very surprising' report.

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

New-To-Science Poison Dart Frog Named to Honor Afro-Colombian Music

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 ...
The Reporter

Museum open house to include poison dart frog

It’s not often one hears the phrases “poison dart frog” and “family friendly” in the same description of an event, but the Bohart Museum of Entomology at U.C. Davis insists its upcoming open house ...