 Myrmecia stings are very potent , and the venoms from these ants are among the most toxic in the insect world . In Tasmania , 3 % of the human population are allergic to the venom of M. pilosula and can suffer life @-@ threatening anaphylactic reactions if stung ; many human deaths have been recorded . People prone to severe allergic reactions can be treated with allergen immunotherapy ( desensitisation ) . 
