Dry Mangrove Forest (IMAGE) Smithsonian Caption Normally flooded, this mangrove ecosystem is running dry due to a lack of rainfall. Smithsonian scientists found that this early drying may spur the American redstart to begin its spring migration. Credit Ram Papish 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.