Pest cheapest swtor credits controllers had noticed this effect in the wild at least years ago, when baited traps had been developed as an alternativeto spraying poisonous chemicals in homes. While they worked for awhile, over time it seemed that the cockroaches "learned how toescape death by not falling for the pest controller's trick.

Paper co-author and entomologist Jules Silvermansaid:"It is extremely gratifying that we now understandthe neural mechanism that underlies this unusual yet adaptive behaviour However this opens a further mystery -- anycockroach that teaches itself to avoid glucose is going to have alot of problems getting enough food to survive in the wild. Furtherresearch will be needed to see exactly what the advantages anddisadvantages are of being born with an anti-sweettooth.