Birds in Mixed Flocks Divvy Up Hunting Strategies (image) Florida Museum of Natural History Share Print E-Mail Caption Species that pick insects off live leaves and nab them in the air - the most common foraging techniques - are relatively abundant in Florida;s mixed flocks. One example is the blue-gray gnatcatcher, Polioptila caerulea. Credit Mitchell Walters Usage Restrictions Please credit Mitchell Walters 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.