Larva of a Diamondback Moth Crawling on a Leaf (image) University of Arizona Share Print E-Mail Caption The diamondback moth (Plutella xylostella), one of the world's most destructive vegetable pests, has evolved resistance to native Bt (Bacillus thuringiensis) toxins, but it can be killed with genetically modified Bt toxins. Credit Marshall Johnson, University of California, Riverside Usage Restrictions This visual may only be used in conjunction with reporting/posting of this news release. Image/video credit must be included. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.