<I>Bombus centralis</I> (IMAGE) Pensoft Publishers Caption Bombus centralis pollinates a sunflower at Calypso Farms in Ester, Alaska. Credit Rehanon Pampell Usage Restrictions CC-BY 4.0 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.