Piping Plover Chicks (IMAGE) U.S. Geological Survey Caption USGS scientists study the nesting habitats of Atlantic Coast piping plovers. This unvegetated patch of sand and gravel allows piping plover chicks and eggs to hide from predators. Credit Credit: Susan Haig, USGS 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.