Brachygastra lecheguana
Daily sighting probability ~10% · With luck
at Rosario

In 3 days ~30% in a week ~60%

8 Verified sightings at Rosario
117 In 1 park From 2019 to 2026
February Best month
☀️ Diurnal When it's spotted

About the Brachygastra lecheguana

Brachygastra lecheguana (Latreille, 1824), formerly known as Nectarina lecheguana, is a species of dark paper wasp found across tropical to subtropical America. It nests in underbrush in grassland-type environments, and species of the genus Brachygastra store honey, a trait characteristic of the genus.

Common names include marimbondo-do-campo, marimbondo-do-pasto, marimbondo-exu, marimbondo-de-pote, marimbondo-de-purrão, and avispa-de-pote, among others depending on the location. It is called tu in the Kwaza language of Rondônia, Brazil.

B. lecheguana belongs to the Epiponini tribe of Polistinae wasps, sometimes referred to as Polybiinae wasps. It is a Neotropical social wasp species that falls under the genus Brachygastra. Brachygastra wasps are identified, as noted in Andena and Carpenter (2012), by an anatomical projection over their posterior. The scutellum, metanotum, and propodeum, three of the hymenopteran back structures, combined form a flat, vertical surface in the middle of the body (mesosoma).

B. lecheguana is very closely related to B. mellifica and B. borellii, and indeed some authors suggest that B. lecheguana and B. mellifica can only be differentiated... Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Galápagos Islands 🇪🇨 Ecuador
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Rosario 🇦🇷 Argentina
~10%
2 Cordoba 🇦🇷 Argentina
~10%
3 Buenos Aires 🇦🇷 Argentina
~10%
4 Montevideo 🇺🇾 Uruguay
~10%
5 Fortaleza 🇧🇷 Brazil
~10%
6 Porto Alegre 🇧🇷 Brazil
~10%
7 São Paulo 🇧🇷 Brazil
<5%

Before you go

What are the chances of seeing a Brachygastra lecheguana in Rosario?

With luck

About 10% of wildlife watchers report a Brachygastra lecheguana sighting in Rosario on a given day, based on 8 verified sightings from GBIF citizen-science data. It is the 41st most-seen of the 82 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.

When is the best time to see a Brachygastra lecheguana in Rosario?

February, July–September and November

In those months about 20% of wildlife watchers report a Brachygastra lecheguana in Rosario on a given day, against under 5% in April–June, October and December–January, the lowest months.

What time of day is best to see a Brachygastra lecheguana?

Between 10 am and 1 pm

Across all the parks we cover, that three-hour window holds the most Brachygastra lecheguana sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.

Is Rosario the best place to see a Brachygastra lecheguana?

Yes

Of the 7 cities where we can rate Brachygastra lecheguana sightings, Rosario has the highest daily chance: about 10%. Next come Cordoba (Argentina, about 10%) and Buenos Aires (Argentina, about 10%).

Where does the Brachygastra lecheguana sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Brachygastra lecheguana is recorded against all the insects logged in Rosario (8 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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