How Big Can a Silverfish Get?

Silverfish are small insects that can be found in homes and commercial structures. Their metallic appearance and slender body allow them to hide in crevices and under piles of books and paper. They can also contaminate food.

Silverfish prefer to live in dark, humid places, such as attics and basements. Their eggs are deposited under objects such as books and cardboard boxes. The silverfish female lays one to three eggs per day, and they develop in favorable conditions of temperatures and humidity.

Adult silverfish are about 1/2 inch to 3/4 inch long. They have a flat, fish-like body, six legs, and two antennae.

Adult silverfish live up to three years. Female silverfish lay eggs, which hatch in three to four months. A single female can produce more than 50 offspring. During development, the nymphs undergo 14 stages.

In the first year of their life, the nymphs are approximately 2 mm in length. As they reach full maturity, the nymphs grow to 10 to 14 mm in length.

Silverfish are slender and can move very quickly. They are also known to be good climbers, allowing them to make large holes in walls.

Silverfish are nocturnal creatures, so they tend to be active at night. When they are disturbed, they move quickly to escape danger. If you suspect a silverfish infestation, the best thing to do is to eliminate the source of food.

Silverfish do not sting, but they can contaminate food and cause respiratory problems. Some people are allergic to their droppings.