Was Navalny poisoning by frog toxin meant to send a message?

Yvette Cooper may think so, and use of epibatidine may seem exotic, but experts say that is not conclusive It was a very particular choice of weapon, but experts say it remains unclear whether was intended to convey a message., the poison is produced by wild dart frogs native to parts of South America – meaning Navalny could not have accidentally taken the poison.