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Sticker of Herald moth
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Herald moth

Scoliopteryx libatrix
Eats: PlantsMothsGardens and meadows6 legs

The herald moth has orange-brown wings with ragged edges, so when it rests it looks just like a dry, crinkly leaf. In winter it hides in cool, dark places like cellars, barns and caves. On a sunny spring day it wakes up and flies again.

Lives in
Europe, Asia and North America, in woods, parks and gardens
Wingspan
4.4 cm (1.7 in)
Top speed
about 15 km/h (9.3 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It is a gentle moth that cannot bite or sting.
What does it eat?
The bright green caterpillars munch leaves, mostly of willows and poplars.
For real!Photo of Herald moth
Picture by Holger Krisp. CC BY 3.0, via Wikimedia Commons.

How big is it?

How wide are its wings?

Herald moth wings about 4.4 cm tip to tip (1.7 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)A banana about 18 cm (7.1 in)
wings as wide as 7 grains of rice in a rowcould fly across a whole football pitch in 25 seconds

How big is Herald moth compared to YOU?

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

How fast is it?

cool stuff

Fun facts

1

It was the first insect found to fluff up its hairs to keep warm, just like a cat fluffs up its fur.

2

Its caterpillar is bright green with thin yellow lines between the body rings.

3

The caterpillar makes a white silk cocoon between two leaves to turn into a moth.

4

You can sometimes find many heralds sleeping together on the walls of caves and cellars in winter.

you asked

Most asked questions about Herald moth

?Where does the herald moth go in winter?

It sleeps in cool, dark places like cellars, barns and caves.

?Why does the herald moth look like a leaf?

Its ragged orange-brown wings look like a dead, shrivelled leaf, which helps it hide.

?How big is the herald moth?

Its wings are about 44 millimetres across.

For bug experts

Scientific name
Scoliopteryx libatrix
Named by
Linnaeus, 1758
Group
Moths
Family
Erebidae
Classification
Insecta > Lepidoptera > Erebidae
Lives on
Europe, Asia, North America
Also known as
Herald

Where the facts come from

  1. Herald (moth) (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 Holger Krisp. CC BY 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: Moths

Also at home here: Gardens and meadows