PNAS Movie (VIDEO) Virginia Tech 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 Insects can be seen as having exquisite microfluidic systems: they pump air, blood, and food through their bodies, all within one small package. Compared to engineered systems, they are far smaller, controllable, and efficient than anything that humans have designed. Photo by Peter Means of Virginia Tech. Credit Virginia Tech 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.