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Sticker of Old lady
Bug card No. 3103 of 4,939

Old lady

Mormo maura
Name means: “the old lady, after the shawls of old ladies”
Eats: PlantsMothsGardens and meadows6 legs

The old lady is a big, dark moth with dusky brown and blackish wings full of soft patterns. People once thought its wings looked like the shawls that grandmothers wore long ago. It likes damp places with plenty of plants.

Lives in
Southern and central Europe, northwestern Africa and parts of Asia
Wingspan
5.5 to 6.5 cm (2.2 to 2.6 in)
Top speed
about 18 km/h (11 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It cannot bite or sting.
What does it eat?
Young caterpillars eat low plants like dock and dandelion. Later they move on to the leaves of trees and shrubs.
For real!Photo of Old lady
Picture by Hamon jp. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How wide are its wings?

Old lady wings about 6.5 cm tip to tip (2.6 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 2 toy building brickscould fly across a whole football pitch in 21 seconds

How big is Old lady compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

Its wings measure about 5.5 to 6.5 centimetres from tip to tip, which is big for a moth.

2

You can find it on river banks, floodplains, moors, hedgerows and in woods.

3

It flies from the middle of June to the middle of September.

4

There is one family of these moths each year.

you asked

Most asked questions about Old lady

?Why is it called the old lady moth?

Its wing pattern was said to look like the shawls worn by old ladies long ago.

?Is the old lady moth harmful?

No. It is a harmless moth that cannot bite or sting.

For bug experts

Scientific name
Mormo maura
Named by
Linnaeus, 1758
Group
Moths
Family
Noctuidae
Classification
Insecta > Lepidoptera > Noctuidae
Lives on
Europe, Africa, Asia
Also known as
Black underwing

Where the facts come from

  1. Mormo maura (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 Hamon jp. 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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