European Firebug

European Firebug

Pyrrhocoris apterus

Daily sighting probability ~30% · Possible
at Salt Lake City

In 3 days ~70% in a week ~90%

449 Verified sightings at Salt Lake City
656 In all 14 parks From 2019 to 2026
April Best month
☀️ Diurnal When it's spotted

About the European Firebug

The firebug, Pyrrhocoris apterus, is a common insect of the family Pyrrhocoridae. Easily recognisable due to its striking red and black coloration, it may be confused with the similarly coloured though unrelated Corizus hyoscyami (cinnamon bug or squash bug). Pyrrhocoris apterus is distributed throughout the Palaearctic from the Atlantic coast of Europe to northwest China. Beyond its native Palaearctic range, it has been recorded in the United States, Central America, Southern Ontario (As an invasive species), India, and Australia. It has been reported as recently expanding its distribution northwards into mainland United Kingdom and eastward on to the coast of the Mediterranean Sea. It is frequently observed to form aggregations, especially in immature forms, containing tens to perhaps a hundred individuals.

The firebug generally mates in April and May. Its diet consists primarily of seeds from lime trees and mallows (see below). It can often be found in groups near the base of lime tree trunks, on the sunny side. The firebug can be seen in tandem formation when mating, which can last from 12 hours up to 7 days. It has been proposed that this long copulation duration... Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Gauja National Park 🇱🇻 Latvia
~40%
2 Triglav National Park 🇸🇮 Slovenia
~40%
3 Białowieża National Park 🇵🇱 Poland
~30%
4 Biebrza National Park 🇵🇱 Poland
~30%
5 Cévennes National Park 🇫🇷 France
~30%
6 Fertő-Hanság National Park 🇭🇺 Hungary
~20%
7 Bavarian Forest National Park 🇩🇪 Germany
~20%
8 Plitvice Lakes National Park 🇭🇷 Croatia
~20%
9 Picos de Europa National Park 🇪🇸 Spain
~20%
10 Sierra Nevada National Park 🇪🇸 Spain
~20%
11 Doñana National Park 🇪🇸 Spain
~10%
12 Pyrénées National Park 🇫🇷 France
~10%
13 Sierra de Guadarrama National Park 🇪🇸 Spain
~10%
14 Wadden Sea National Park 🇩🇪 Germany
<5%

Cities Where Found

# City Country Daily sighting probability
1 Dushanbe 🇹🇯 Tajikistan
~60%
2 Bishkek 🇰🇬 Kyrgyzstan
~50%
3 Kyiv 🇺🇦 Ukraine
~50%
4 Ankara 🇹🇷 Turkey
~40%
5 Berlin 🇩🇪 Germany
~40%
6 Kharkiv 🇺🇦 Ukraine
~40%
7 Budapest 🇭🇺 Hungary
~40%
8 Prague 🇨🇿 Czechia
~40%
9 Paris 🇫🇷 France
~40%
10 Turin 🇮🇹 Italy
~40%

Before you go

What are the chances of seeing a European Firebug in Salt Lake City?

Possible

About 30% of wildlife watchers report a European Firebug sighting in Salt Lake City on a given day, based on 449 verified sightings from GBIF citizen-science data. It is the 2nd most-seen of the 242 insects we can rate there. Over three days the chance rises to about 70%, and over a week to about 90%, if each day is a fresh chance.

When is the best time to see a European Firebug in Salt Lake City?

March–April and September

In those months about 40% of wildlife watchers report a European Firebug in Salt Lake City on a given day, against about 10% in November to February, the lowest months.

What time of day is best to see a European Firebug?

Between 1 and 4 pm

Across all the parks we cover, that three-hour window holds the most European Firebug sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Salt Lake City the best place to see a European Firebug?

22nd of 61

Of the 61 cities where we can rate European Firebug sightings, Salt Lake City ranks 22nd at about 30%. The best odds are in Dushanbe (Tajikistan, about 60%), Bishkek (Kyrgyzstan, about 50%) and Kyiv (Ukraine, about 50%).

Which relatives of the European Firebug live in Salt Lake City?

Same order: Hemiptera

The closest relatives of the European Firebug that you can see in Salt Lake City (order Hemiptera, True Bugs, Hoppers, Aphids, and allies) are Eastern Boxelder Bug (about 30%), Western Conifer Seed Bug (about 20%) and Elm Seed Bug (about 10%), with each one's daily chance of a sighting.

Where does the European Firebug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the European Firebug is recorded against all the insects logged in Salt Lake City (449 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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