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Sticker of Kudzu bug
Bug card No. 0815 of 1,500

Kudzu bug

Megacopta cribraria
Eats: PlantsTrue bugs and cicadasHouses and farms6 legs

The kudzu bug is a small round bug that looks a bit like a tiny shiny bean. It comes from India and China but now lives in the United States too. It loves white walls and white cars and often crawls into houses.

Lives in
India, China and Japan, and now the southeastern United States, often on house walls
Top speed
about 0.2 km/h (0.12 mph)
On foot, estimate
Can it hurt you?
Can bite or sting
It does not bite, but its smelly liquid can burn and leave a red mark on bare skin. Do not squash it with your hands.
What does it eat?
It sucks juice from the stems of beans, soybeans and other bean plants, and also from a climbing plant called kudzu.
For real!Photo of Kudzu bug
Picture by Flickr user CharlesLam . Photo uploaded to commons by user ltshears. CC BY-SA 2.0, via Wikimedia Commons.

How fast is it?

cool stuff

Fun facts

1

White surfaces shine brightly into its simple eyes, so it gathers on white houses and white cars.

2

Its stinky smell also works like a call that tells other kudzu bugs to come and join the group.

3

Before laying eggs, the mother leaves tiny packets of helpful germs. The babies eat them so they can grow well.

4

It was first found in the United States in Georgia in 2009, and its family probably came from Japan.

5

It harms soybean crops, but it also slows down kudzu, another plant that spreads too much.

you asked

Most asked questions about Kudzu bug

?Is the kudzu bug harmful?

It cannot bite, but its smelly juice can sting your skin, so do not squash it with bare hands.

?Why do kudzu bugs like white houses?

White walls reflect a lot of light, and that attracts the bugs.

?What does a kudzu bug eat?

Juice from bean plants, soybeans and kudzu.

For bug experts

Scientific name
Megacopta cribraria
Named by
Fabricius, 1798
Group
True bugs and cicadas
Family
Plataspidae
Classification
Insecta > Hemiptera > Plataspidae
Lives on
Asia, North America
Also known as
Bean plataspid, Globular stink bug, Lablab bug

Where the facts come from

  1. Megacopta cribraria (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 Flickr user CharlesLam . Photo uploaded to commons by user ltshears. CC BY-SA 2.0, 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: True bugs and cicadas

Also at home here: Houses and farms