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Sticker of Four-lined silverfish
Bug card No. 0537 of 1,500

Four-lined silverfish

Ctenolepisma lineatum

The four-lined silverfish is a small grey insect with no wings that wiggles along like a little fish. It has long feelers at the front and three long tails at the back. Dark brown lines often run along its body.

Lives in
First from southern Europe, now in warm places almost all over the world, indoors and outdoors
Top speed
about 1 km/h (0.62 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless. It does not bite or sting. Some people just do not like finding it in the house.
What does it eat?
Like other silverfish, it nibbles crumbs and starchy things such as flour, paper and glue.
For real!Photo of Four-lined silverfish
Picture by Thorsten Denhard. CC BY-SA 3.0, via Wikimedia Commons.

How fast is it?

cool stuff

Fun facts

1

It came from southern Europe and travelled around the world by accident, hiding in people's things.

2

It does not live in cold places like Britain or near the poles.

3

Scientists think the silverfish from different places may really be several different kinds.

you asked

Most asked questions about Four-lined silverfish

?Is the four-lined silverfish dangerous?

No. It cannot bite or sting you. It can be a nuisance in the house, but that is all.

?Where does the four-lined silverfish live?

It lives in warm places all over the world, both inside houses and outside.

For bug experts

Scientific name
Ctenolepisma lineatum
Group
Other insects
Family
Lepismatidae
Classification
Insecta > Zygentoma > Lepismatidae
Lives on
Europe, Asia, Africa, North America, South America, Australia and Oceania

Where the facts come from

  1. Ctenolepisma lineatum (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
  2. Picture by Thorsten Denhard. CC BY-SA 3.0, Wikimedia Commons. The round sticker of this bug is cut from the same picture.

If we got something wrong, sorry, we are bug fans, not a science journal. Tell us at hello@bugwiki.app and we will fix it.

More from the same group: Other insects

Also at home here: Houses and farms