Pink Bollworm (image) University of Arizona Caption A caterpillar of pink bollworm, a global pest that evolved resistance to Bt cotton in India but the not in the U.S., emerges after devouring a boll of cotton. Credit Alex Yelich/The University of Arizona Usage Restrictions This visual may only be used in conjunction with reporting/posting of this news release. Image/video credit must be included exactly as indicated. 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.