Dry Mangrove Forest (image) Smithsonian Share Print E-Mail 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 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.