Before (left) and after (right) removing trees infested with Asian long-horned beetles on Granville Avenue in Worcester, Massachusetts, February 2009. Courtesy Massachusetts staff, USDA APHIS.
Death by emerald ash borer. Belvedere Drive in Toledo, Ohio, in June 2006 (left) and June 2009 (right). Photographs by Daniel A. Herms, the Ohio State University.