Eine Wiesenhummel am blauen Natternkopf (IMAGE) Technical University of Munich (TUM) Caption Die Wiesenhummel sammelt Pollen an einem blauen Natternkopf (Echium vulgare). Credit Dieter Mahsberg Usage Restrictions Free for use in reporting on TUM, with the copyright noted. 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.