Bug Wiki
Sticker of Eastern festoon
Bug card No. 1474 of 4,939

Eastern festoon

Zerynthia cerisy
Name means: “named after Alexandre Louis Lefèbvre de Cérisy”
Eats: PlantsButterfliesDeserts and dry places6 legs

The eastern festoon is a pale yellow butterfly covered in black spots, with little red marks on its back wings. It is one of the first butterflies to fly on the warm days of spring.

Lives in
From the Balkans to Turkey and the Middle East, at rocky places and the edges of woods
Wingspan
5.2 to 6.2 cm (2 to 2.4 in)
Top speed
about 15 km/h (9.3 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It is a butterfly that cannot bite or sting.
What does it eat?
Its caterpillars eat birthwort plants.
For real!Photo of Eastern festoon
Picture by Frank Vassen from Brussels, Belgium. CC BY 2.0, via Wikimedia Commons.

How big is it?

How wide are its wings?

Eastern festoon wings about 6.2 cm tip to tip (2.4 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 25 seconds

How big is Eastern festoon compared to YOU?

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

How fast is it?

cool stuff

Fun facts

1

Its back wing has one strongly pointed tooth on the edge.

2

The females can look very different from each other. Some are white, some bright yellow and some very heavily spotted.

3

Its caterpillar is yellow, brown or reddish with red bumps.

4

Its chrysalis is greyish yellow with thin black dashes.

5

It flies from March to July, depending on where it lives.

you asked

Most asked questions about Eastern festoon

?Where does the eastern festoon live?

From the Balkans to Turkey and the Middle East, at rocky places and the edges of woods.

?What does the eastern festoon eat?

Its caterpillars eat birthwort plants.

For bug experts

Scientific name
Zerynthia cerisy
Named by
Godart, 1824
Group
Butterflies
Family
Papilionidae
Classification
Insecta > Lepidoptera > Papilionidae
Lives on
Europe, Asia

Where the facts come from

  1. Allancastria cerisyi (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 Frank Vassen from Brussels, Belgium. CC BY 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.

Bug Wiki honey jar For grown-ups: Bug Wiki is free, with no ads and no tracking. A small tip helps keep it online.Leave a tip

More from the same group: Butterflies

Also at home here: Deserts and dry places

Honey jarfor grown-ups