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Sticker of Marsh fritillary
Bug card No. 0886 of 1,500

Marsh fritillary

Euphydryas aurinia
Eats: Nectar and pollenButterfliesGardens and meadows6 legs

The marsh fritillary is a small butterfly with a checked pattern of orange, brown and yellow, like a little patchwork quilt. It got its name from marshes, one of the places where it lives. Its caterpillars are black and live together in big groups.

Lives in
From Ireland across Europe and Asia to Mongolia and China, and in North Africa, in damp meadows, marshes and heaths
Wingspan
3 to 5 cm (1.2 to 2 in)
Top speed
about 14 km/h (8.7 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It cannot bite or sting.
What does it eat?
The grown-ups visit flowers. The caterpillars eat devil's-bit scabious, a meadow plant with purple flowers.
For real!Photo of Marsh fritillary
Picture by Charles J. Sharp. CC BY-SA 4.0, via Wikimedia Commons.

How big is it?

How wide are its wings?

Marsh fritillary wings about 5 cm tip to tip (2 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 1.5 toy building brickscould fly across a whole football pitch in 27 seconds

How big is Marsh fritillary compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

The caterpillars spin a silk tent on their food plant and spend the winter inside it all together.

2

It stays a caterpillar for seven to eight months, much longer than it stays a butterfly.

3

The female lays her yellow eggs in a big batch on the underside of one leaf.

4

It can live from low meadows all the way up to 2200 metres in the mountains.

5

It has become rare in many countries and is protected by law in Britain.

you asked

Most asked questions about Marsh fritillary

?How big is the marsh fritillary?

Its wings are about 3 to 5 cm across. The females are bigger than the males.

?What do marsh fritillary caterpillars eat?

Mainly devil's-bit scabious, a meadow plant. They also spend the winter on it inside a silk web.

?Is the marsh fritillary rare?

It has become rare in many parts of Europe, so it is protected in several countries.

For bug experts

Scientific name
Euphydryas aurinia
Named by
Rottemburg, 1775
Group
Butterflies
Family
Nymphalidae
Classification
Insecta > Lepidoptera > Nymphalidae
Lives on
Europe, Asia, Africa

Where the facts come from

  1. Marsh fritillary (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 Charles J. Sharp. 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 [email protected] and we will fix it.

More from the same group: Butterflies

Also at home here: Gardens and meadows