Seeing the Forest or the Trees (VIDEO) Brown University This video is under embargo. Please login to access this video. Caption Echolocating bats use rapid-fire broadcast-echo pairs to navigate through forests of obstacles. They make subtle changes in each broadcast to keep the pairs from blurring. These bats were flying at night through a forest in Belize. Credit James Simmons, Brown University 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.