Calibration: Timothy Boycott readies a drone for an Acoustic Lighthouse calibration flight. The two colored balls are a meter apart. He flew the drone and worked the digitized position of the balls into software that worked out real distances of birds approaching the communications tower. Courtesy photo Photo - of - by Joseph McClain | May 10, 2021 The Delmarva Peninsula, which includes Virginia’s Eastern Shore, is the avian version of a southbound interstate during the fall migration of raptors and songbirds. “It’s a geographic area that sees an incredibly high abundance of birds moving through,” Timothy Boycott explains. “And these birds are moving southward along the Atlantic migratory flyway, headed as far south as the very tip of South America in some cases.”