There are 28 species of Silverfish in Australia and 5 species of them have successfully invaded building. Their activities normally can be found found in relatively undisturbed areas such as bookcases, storage rooms, ceilings, roof and wall cavities and subfloor area. As shown on the image above, silverfish are wingless and have a flattened, slender, scal-covered body. The structure of the young is similar to that of the adult. Silverfish can survive for up to 4 years. They feed on a wide rage of materials including most types of human food especially starchy materials, paper and photographs, book bindings, cottons, hair, dandruff, sugar, paints, plaster, linens, wallpaper, glueTapestry and dead insects.