Clown Stink Bug

Clown Stink Bug

Poecilocoris lewisi

Daily sighting probability ~10% · With luck
at Beijing

In 3 days ~30% in a week ~50%

85 Verified sightings at Beijing
12 In 1 park From 2019 to 2026
October Best month
☀️ Diurnal When it's spotted

About the Clown Stink Bug

Poecilocoris lewisi, known as the clown stink bug, is a species of shield bug found in eastern Asia. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Nikko National Park 🇯🇵 Japan
~30%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Jinan 🇨🇳 China
~20%
2 Beijing 🇨🇳 China
~10%
3 Qingdao 🇨🇳 China
~10%
4 Seoul 🇰🇷 South Korea
~10%
5 Tokyo 🇯🇵 Japan
<5%

Before you go

What are the chances of seeing a Clown Stink Bug in Beijing?

With luck

About 10% of wildlife watchers report a Clown Stink Bug sighting in Beijing on a given day, based on 85 verified sightings from GBIF citizen-science data. It is the 32nd most-seen of the 401 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 50%, if each day is a fresh chance.

When is the best time to see a Clown Stink Bug in Beijing?

August and October

In those months about 20% of wildlife watchers report a Clown Stink Bug in Beijing on a given day, against under 5% in February–March and December, the lowest months. Those are among Beijing's wettest months, with about 70 mm of rain a month against almost none in January.

What time of day is best to see a Clown Stink Bug?

Between 9 am and noon

Across all the parks we cover, that three-hour window holds the most Clown Stink Bug sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Beijing the best place to see a Clown Stink Bug?

2nd of 5

Of the 5 cities where we can rate Clown Stink Bug sightings, Beijing ranks 2nd at about 10%. The best odds are in Jinan (China, about 20%).

Which relatives of the Clown Stink Bug live in Beijing?

Same order: Hemiptera

The closest relatives of the Clown Stink Bug that you can see in Beijing (order Hemiptera, True Bugs, Hoppers, Aphids, and allies) are Spotted Lanternfly (about 30%), Panaorus csikii (about 20%) and Brown Marmorated Stink Bug (about 10%), with each one's daily chance of a sighting.

Where does the Clown Stink Bug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Clown Stink Bug is recorded against all the insects logged in Beijing (85 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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