Setting traps (IMAGE) University of California - Riverside Caption Entomologist Xinmi Zhang setting traps for biting midges on the warmest days of winter. Credit Xinmi Zhang/UCR Usage Restrictions none License Original 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.