Giant Shield Bug

Giant Shield Bug

Pycanum alternatum

Daily sighting probability ~20% · Possible
at Johor Bahru

In 3 days ~40% in a week ~70%

6 Verified sightings at Johor Bahru
December Best month

About the Giant Shield Bug

Pycanum rubens is a species of giant stink bug in the family Tessaratomidae. The species is widespread, and has been recorded in Borneo, Burma, China (Yunnan), India (Hindustan), Indonesia, Java, the Malay Peninsula, Moluccas, Philippines, Sumatra, and Vietnam. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Johor Bahru 🇲🇾 Malaysia
~20%
2 Kuala Lumpur 🇲🇾 Malaysia
~10%
3 Singapore 🇸🇬 Singapore
~10%

Before you go

What are the chances of seeing a Giant Shield Bug in Johor Bahru?

Possible

About 20% of wildlife watchers report a Giant Shield Bug sighting in Johor Bahru on a given day, based on 6 verified sightings from GBIF citizen-science data. It is the 27th most-seen of the 53 insects we can rate there. Over three days the chance rises to about 40%, and over a week to about 70%, if each day is a fresh chance.

When is the best time to see a Giant Shield Bug in Johor Bahru?

December

In that month about 40% of wildlife watchers report a Giant Shield Bug in Johor Bahru on a given day, against under 5% in February–March, May and July–October, the lowest months. That is one of Johor Bahru's wettest months, with about 300 mm of rain against 100 mm in February.

Is Johor Bahru the best place to see a Giant Shield Bug?

Yes

Of the 3 cities where we can rate Giant Shield Bug sightings, Johor Bahru has the highest daily chance: about 20%. Next come Kuala Lumpur (Malaysia, about 10%) and Singapore (Singapore, about 10%).

Which relatives of the Giant Shield Bug live in Johor Bahru?

Same order: Hemiptera

The closest relatives of the Giant Shield Bug that you can see in Johor Bahru (order Hemiptera, True Bugs, Hoppers, Aphids, and allies) are Orange Sharpshooter (about 10%) and Purana usnani (about 10%), with each one's daily chance of a sighting.

Where does the Giant Shield Bug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Giant Shield Bug is recorded against all the insects logged in Johor Bahru (6 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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