13-30 mm (0.5-1 in) long.
Silverfish’s abdomen taper at the end, giving them a fish-like appearance. When hatched they are whitish but developed a greyish hue and metallic shine as they get older. They have three long cerci at the tip of their abdomens. They have two small compound eyes. Silverfish are completely wingless.
Common places to find bug
Although Silverfish usually make their home outdoors under rocks, bird nests, and other hidden spots, they are sometime found in the homes. They prefer places with high moisture, such as basements, bathrooms, laundry rooms, and kitchens. Homeowner may find them in their tubs and skins, where they have climbed into in search of food, but have became trapped.