On our CodyCross answers based website we have the solution for This fish's toxin is deadlier than cyanide. CodyCross game includes different missions and events which update daily so you can earn tokens that are mostly needed to help with answers for challenging clues. Now let's focus on the answer you need for This fish's toxin is deadlier than cyanide by scrolling down which is part of CodyCross Greatest Discoveries Group Puzzle 17.