UK confirms Russian opposition figure Navalny was poisoned with frog toxin

2026-02-15 - 06:45

The United Kingdom has officially confirmed that Russian opposition politician Alexei Navalny died after being poisoned with a rare and powerful toxin derived from South American dart frogs. The Foreign Office announced Saturday that collaborative international laboratory testing detected epibatidine in samples taken from Navalny's body, pointing to deliberate poisoning as the cause of his death in February 2024. According to the Foreign Office statement, consistent investigative work with international partners revealed that the deadly substance found in Navalny's system is identical to a toxin naturally present in the skin of wild Ecuadorian dart frogs. Officials emphasized that this toxin, known as epibatidine, is not produced by captive frogs and has no natural source within Russian territory. "There is no innocent explanation for its presence in Navalny's body," the statement read. The Deadly Substance Epibatidine is a potent alkaloid compound that occurs naturally only in specific frog species native to certain regions of South America, particularly Ecuador. Scientific literature confirms that this substance is not produced when these frogs are kept in captivity and has absolutely no natural habitat or source anywhere in the Russian Federation. This geographic specificity has intensified international scrutiny over how the toxin could have entered Navalny's system while he was incarcerated in a remote Siberian penal colony. Moscow authorities had previously announced Navalny's death in February 2024, stating that the 47-year-old opposition figure lost consciousness almost immediately after feeling unwell during a walk in the prison yard. At the time, Russia's Federal Prison Service offered no detailed explanation regarding the cause of death. Navalny was serving a 19-year sentence on charges of extremism, which his supporters and Western governments have consistently denounced as politically motivated. International Reaction The British government's announcement adds significant weight to allegations that Russian authorities were responsible for Navalny's death, following years of tension between Moscow and the West over the treatment of opposition figures. Navalny had previously survived a poisoning attack in 2020, when he was hospitalized in Germany after exposure to a Novichok nerve agent, an incident that also sparked diplomatic confrontation between Russia and Western nations. The latest findings from UK laboratories have renewed calls for international investigation into circumstances surrounding Navalny's death, with human rights organizations demanding full transparency from Russian authorities. The Foreign Office statement emphasized that the collaborative testing process was thorough and the results are conclusive regarding the presence of the frog toxin in Navalny's system.