An Infected Avocado (IMAGE) University of California - Riverside Caption Stenoma is an extremely destructive insect, and it is an invasion threat to California because larvae may be accidentally introduced inside of imported avocado fruit that originate from countries where this pest is native. Credit Hoddle lab, UC Riverside. Usage Restrictions None License Licensed content 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.