Russia rejects claims of poisoning Navalny with dart frog toxin Five European countries have accused Russia of using a toxin from dart frogs to kill the Kremlin critic.Share this: Europeans say Russia poisoned dissident Alexey Navalny with dart frog toxinDateFebruary 15, 2026In relation toAl-JazeeraWhat is the ‘dart frog’ toxin, said to be linked to Alexey Navalny’s death?DateFebruary 15, 2026In relation toAl-JazeeraRussia’s Alexey Navalny killed by dart frog poison, European nations allegeDateFebruary 14, 2026In relation toAl-Jazeera