The Mechanics of Bird Flocks (video) University of North Carolina at Chapel Hill Share Print E-Mail Loading video... Caption Wildlife researchers have long tried to understand why birds fly in flocks and how different types of flocks work. This video shares findings from a new study from the University of North Carolina at Chapel Hill that explores the mechanics and benefits of the underlying flock structure used by four types of shorebirds. Credit UNC-Chapel Hill Usage Restrictions Video may be used with credit given. Share Print E-Mail 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.