A Dynamic Nectar Mop (VIDEO) Brown University This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Cally Harper of Brown University explains how the bats she studied have evolved to lap up extra nectar using blood-filled "hairs" on their tongues. She also discusses how they could inspire new technologies. Credit Michael Cohea/Brown University Usage Restrictions with credit 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.