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Sticker of Common earwig
Bug card No. 0316 of 1,500

Common earwig

Forficula auricularia
Name means: “its unfolded back wings look like a human ear, and auricularia refers to the ear”

The common earwig is a shiny reddish-brown insect with a pair of pincers on its tail end. It hides in dark, cosy cracks during the day and comes out at night to eat. Its back wings are folded up so small that you would never guess it has them.

Lives in
First from Europe and western Asia, now also in North America and New Zealand, in gardens and houses
Length
1.2 to 1.5 cm (0.47 to 0.59 in)
Top speed
about 0.52 km/h (0.32 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless. It may try to pinch with its pincers if you grab it, but it cannot hurt you.
What does it eat?
It eats almost anything: plants, flowers, aphids, insect eggs and dead plants and insects. Its favourite foods are aphids and sweet things.
For real!Photo of Common earwig
Picture by Rhododendrites. CC BY-SA 4.0, via Wikimedia Commons.

How big is it?

How long is it?

Common earwig about 1.5 cm long (0.59 in)A grain of rice about 6 mm (0.24 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)
as long as 2.5 grains of rice in a rowcould run across a dinner table in 6.9 seconds

How big is Common earwig compared to YOU?

Just maths in your browser. Nothing is saved or sent anywhere.

How fast is it?

cool stuff

Fun facts

1

Its unfolded back wings look a bit like a human ear, which is where its name comes from.

2

Both males and females have pincers. The male's are big and curved, the female's are straight.

3

It has wings but almost never flies. It travels by hitching rides on plants, wood and even newspapers.

4

It is a gardener's helper too, because it likes to eat aphids.

you asked

Most asked questions about Common earwig

?Do earwigs crawl into your ears?

No. That is an old story. Earwigs like dark cracks outdoors, not ears.

?Can earwigs fly?

They have wings, but they almost never use them.

?Do earwigs pinch?

They may try to pinch with their tail pincers if grabbed, but it does not hurt and is not dangerous.

Myth buster

Myth: Earwigs crawl into people's ears.

Truth: No. That is just an old story. Earwigs like dark cracks outdoors, not ears.

For bug experts

Scientific name
Forficula auricularia
Group
Other insects
Family
Forficulidae
Classification
Insecta > Dermaptera > Forficulidae
Lives on
Europe, Asia, North America, Australia and Oceania
Also known as
European earwig

Where the facts come from

  1. Forficula auricularia (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 Rhododendrites. CC BY-SA 4.0, 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: Gardens and meadows