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Sticker of Straw-barred pearl
Bug card No. 4180 of 4,939

Straw-barred pearl

Pyrausta despicata
Eats: PlantsMothsGardens and meadows6 legs

The straw-barred pearl is a small brown or greyish moth with pale, wavy markings on its wings. It is a moth that likes the sun. You can see it flying in sunshine and again when evening comes.

Lives in
Most of Europe, in grassy places on chalk and limestone
Wingspan
1.4 to 1.9 cm (0.55 to 0.75 in)
Top speed
about 9.6 km/h (6 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It is a tiny moth that does not bite or sting.
What does it eat?
Its caterpillars eat plantain, a low plant with tough leaves that grows in lawns and along paths.
For real!Photo of Straw-barred pearl
Picture by Hectonichus. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How wide are its wings?

Straw-barred pearl wings about 1.9 cm tip to tip (0.75 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)
could fly across a whole football pitch in 39 seconds

How big is Straw-barred pearl compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

It flies from May to September, and there can be two families of moths in one summer.

2

It likes chalky and limestone ground best.

3

The male's back wings are grey, but the female's are almost black.

4

Its caterpillar is dark brownish black with little black spots ringed in grey.

you asked

Most asked questions about Straw-barred pearl

?Where does the straw-barred pearl live?

In most of Europe, especially in grassy places on chalk and limestone.

?What does the straw-barred pearl caterpillar eat?

It eats plantain leaves, a common low plant found in lawns and meadows.

For bug experts

Scientific name
Pyrausta despicata
Named by
Scopoli, 1763
Group
Moths
Family
Crambidae
Classification
Insecta > Lepidoptera > Crambidae
Lives on
Europe

Where the facts come from

  1. Pyrausta despicata (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 Hectonichus. CC BY-SA 3.0, 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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