Dust Collector (IMAGE) U.S. National Science Foundation Caption This is a close-up of a dust collector: pan, mesh, marbles and straps to keep birds from perching. Credit Chelsea Carey, Point Blue Conservation Science Usage Restrictions None 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.