Bombus vosnesenskii (image) University of Texas at Austin Caption This image shows Bombus vosnesenskii, the yellow-faced bumblebee studied by University of Texas at Austin's Shalene Jha and University of California, Berkeley's Claire Kremen. The researchers found that the ground-nesting bumblebees are negatively impacted by impervious cover and will forage long distances for diverse patches of flowers. Credit Shalene Jha, University of Texas at Austin Usage Restrictions None 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.