Blue-Frosted Banner

Blue-Frosted Banner

Catonephele numilia

Daily sighting probability ~40% · Likely
at Iguazú National Park

In 3 days ~80% in a week >90%

191 Verified sightings at Iguazú National Park From 2019 to 2026
490 In all 12 parks
April Best month
☀️ Diurnal When it's spotted

About the Blue-Frosted Banner

Catonephele numilia, the blue-frosted banner, blue-frosted Catone, Grecian shoemaker or stoplight Catone, is a butterfly of the family Nymphalidae found in Central and South America. This butterfly usually flies along the ground and close to the ripe fruits and flowers. It can live a month. Adults feed on rotten fruits, while caterpillars feed on Alchornea species (family Euphorbiaceae).

Catonephele numilia can be found in most of Central and South America. Lamas, G., Ed. (2004) Atlas of Neotropical Lepidoptera. Gainesville, Scientific Publishers/Association of Tropical Lepidoptera. Butterflies... Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Iguazú National Park 🇦🇷 Argentina
~40%
2 Iguaçu National Park 🇧🇷 Brazil
~40%
3 Pico Bonito National Park 🇭🇳 Honduras
~30%
4 Lago de Yojoa 🇭🇳 Honduras
~20%
5 Cerro Azul Meámbar National Park 🇭🇳 Honduras
~20%
6 Manu National Park 🇵🇪 Peru
~10%
7 Farallones de Cali National Natural Park 🇨🇴 Colombia
~10%
8 Piedras Blancas National Park 🇨🇷 Costa Rica
~10%
9 Monteverde Cloud Forest Reserve 🇨🇷 Costa Rica
~10%
10 Braulio Carrillo National Park 🇨🇷 Costa Rica
~10%
11 Arenal Volcano National Park 🇨🇷 Costa Rica
~10%
12 Soberanía National Park 🇵🇦 Panama
~10%

Cities Where Found

# City Country Daily sighting probability
1 São Paulo 🇧🇷 Brazil
~10%
2 San Salvador 🇸🇻 El Salvador
~10%
3 Porto Alegre 🇧🇷 Brazil
~10%
4 Campinas 🇧🇷 Brazil
~10%
5 San José 🇨🇷 Costa Rica
~10%
6 Medellín 🇨🇴 Colombia
<5%
7 Belo Horizonte 🇧🇷 Brazil
<5%

Before you go

What are the chances of seeing a Blue-Frosted Banner in Iguazú National Park?

Likely

About 40% of wildlife watchers report a Blue-Frosted Banner sighting in Iguazú National Park on a given day, based on 191 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 9th most-seen of the 306 insects we can rate there. Over three days the chance rises to about 80%, and over a week to over 90%, if each day is a fresh chance.

When is the best time to see a Blue-Frosted Banner in Iguazú National Park?

April–June and August–September

In those months about 50% of wildlife watchers report a Blue-Frosted Banner in Iguazú National Park on a given day, against about 30% in January and March, the lowest months.

What time of day is best to see a Blue-Frosted Banner?

Between 1 and 4 pm

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

Is Iguazú National Park the best place to see a Blue-Frosted Banner?

Yes

Of the 12 parks where we can rate Blue-Frosted Banner sightings, Iguazú National Park has the highest daily chance: about 40%. Next come Iguaçu National Park (Brazil, about 40%) and Pico Bonito National Park (Honduras, about 30%). All parks ranked.

Where does the Blue-Frosted Banner sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Blue-Frosted Banner is recorded against all the insects logged in Iguazú National Park (191 verified sightings from 2019 to 2026), 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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