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Sticker of Carr slater
Bug card No. 0807 of 4,939

Carr slater

Ligidium hypnorum
Eats: Leftovers and dead thingsWoodliceForests and woods14 legsNot an insect, but a bug cousin

The carr slater is a small woodlouse that is dark and shiny. It is quick and busy and scurries along fast. It likes old woods that have been there for a very long time.

Fun fact: woodlice are not insects. They are crustaceans, cousins of crabs and shrimps, that live on land.
Lives in
Europe and western Asia, in old woodland
Length
9 mm (0.35 in)
up to
Top speed
about 0.13 km/h (0.08 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless. Woodlice cannot bite or sting people.
What does it eat?
Like other woodlice, it eats dead leaves and rotting plant bits on the ground.
For real!Photo of Carr slater
Picture by Andy Murray. CC BY-SA 2.0, via Wikimedia Commons.

How big is it?

How long is it?

Carr slater about 9 mm long (0.35 in)A grain of rice about 6 mm (0.24 in)A toy building brick about 3.2 cm (1.3 in)
small enough to sit on your fingernailas long as 1.5 grains of rice in a rowit has about 14 legscould run across a dinner table in 28 seconds

How big is Carr slater compared to YOU?

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

How fast is it?

cool stuff

Fun facts

1

It looks a lot like the common striped woodlouse, so you have to look closely to tell them apart.

2

In Britain it was first found in 1873, on Copthorne Common in Surrey.

3

Scientists use it as a sign of ancient woodland. If you find it, the wood is probably very old.

4

Long ago some blue ones were found, and people thought they were new kinds. Later scientists learned they were just sick with a virus that turns woodlice blue.

you asked

Most asked questions about Carr slater

?What does the carr slater eat?

Dead leaves and rotting plant bits, like other woodlice.

?Is the carr slater dangerous?

No. Woodlice are harmless to people.

For bug experts

Scientific name
Ligidium hypnorum
Group
Woodlice
Family
Ligiidae
Classification
Malacostraca > Isopoda > Ligiidae
Lives on
Europe, Asia

Where the facts come from

  1. Ligidium hypnorum (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 Andy Murray. CC BY-SA 2.0, Wikimedia Commons. The sticker of this bug is drawn from this picture.

If we got something wrong, sorry, we are bug fans, not a science journal. Tell us at [email protected] and we will fix it.

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More from the same group: Woodlice

Also at home here: Forests and woods

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