The Brown Marmorated Stink Bug (Halyomorpha halys) is an insect in the Pentatomidae family. The species is native to China, Japan, and the Korean Peninsula. In September 1998 it was found in Allentown, Pennsylvania, where it is thought to have been accidentally introduced. Physically the Brown Marmorated Stink Bug is dark brown with a creamy white-brown underside. They have alternating light-colored bands on the antennae and alternating dark bands on the thin outer edge of the abdomen. The legs are brown with white banding. They feed on over 100 species of plants and agricultural crops.