Silverfish NAME OF INSECT: Silverfish HABITAT AND RANGE: Silverfish normally live outdoors under rocks, bark and leaf mold, in the nests of birds and mammals, and in ant and termite nests. However, many are found in houses and are considered a pest, or at least a nuisance, by homeowners. Usually they are found trapped in a bathtub, sink, or washbasin. DIET: The Silverfish will feed on almost anything. A partial list includes dried beef, flour, starch, paper, gum, glue, cotton, linen, rayon, silk, sugar, molds, breakfast cereals, book bindings, and wall paper paste MOUTH PART TYPE: The Silverfish has a concealed chewing mouth part. LIFE SPAN: