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Sticker of Ragweed leaf beetle
Bug card No. 3474 of 4,939

Ragweed leaf beetle

Ophraella communa
Eats: PlantsBeetlesGardens and meadows6 legs

The ragweed leaf beetle is a tiny yellowish beetle with dark brown stripes down its back. It loves to eat one plant most of all: ragweed. It comes from North America but now lives in Europe and Asia too.

Lives in
North America, and now also Europe and Asia
Length
3.4 to 4.3 mm (0.13 to 0.17 in)
Top speed
about 0.27 km/h (0.17 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless. It cannot bite or sting.
What does it eat?
It eats the leaves and flowers of ragweed, sunflowers and their plant relatives.
For real!Photo of Ragweed leaf beetle
Picture by Zygy. CC0, via Wikimedia Commons.

How big is it?

How long is it?

Ragweed leaf beetle about 4.3 mm long (0.17 in)A grain of rice about 6 mm (0.24 in)
small enough to sit on your fingernailcould run across a dinner table in 13 seconds

How big is Ragweed leaf beetle compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

Its eggs are shaped like tiny pears. They start yellow and soon turn orange.

2

Before turning into a grown up beetle, it makes a cocoon on the tip of a leaf.

3

Even though it is so small, it can travel up to 25 kilometres in one day.

4

It arrived in Europe in 2013.

you asked

Most asked questions about Ragweed leaf beetle

?What does the ragweed leaf beetle eat?

Mostly ragweed, and also sunflowers and other plants in that family.

?How big is the ragweed leaf beetle?

Tiny, only about 3.4 to 4.3 millimetres long.

For bug experts

Scientific name
Ophraella communa
Group
Beetles
Family
Chrysomelidae
Classification
Insecta > Coleoptera > Chrysomelidae
Lives on
North America, Europe, Asia

Where the facts come from

  1. Ophraella communa (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 Zygy. CC0, 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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More from the same group: Beetles

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