Stinkbugs are named for the strong, cilantro-like odor emitted when they feel threatened. They are a little over ½ of an inch long with a shield-shaped body. Stinkbugs are various shades of brown with lighter markings. They are agricultural pests that can cause substantial damage to fruit and vegetable crops. Stinkbugs typically invade homes in the fall. You can prevent stinkbugs from invading your house with the appropriate treatment. If you suspect there is an infestation, a thorough inspection followed by proper sanitation and pesticide application should follow.