Brown Marmorated Stink Bug (IMAGE) Entomological Society of America Caption This is an adult brown marmorated stink bug (Halyomorpha halys). Credit Ian Grettenberger, Penn State University 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.