Catonephele numilia
In 3 days ~20% in a week ~40%
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 →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Iguazú National Park | 🇦🇷 Argentina | |
| 2 | Iguaçu National Park | 🇧🇷 Brazil | |
| 3 | Pico Bonito National Park | 🇭🇳 Honduras | |
| 4 | Lago de Yojoa | 🇭🇳 Honduras | |
| 5 | Cerro Azul Meámbar National Park | 🇭🇳 Honduras | |
| 6 | Manu National Park | 🇵🇪 Peru | |
| 7 | Farallones de Cali National Natural Park | 🇨🇴 Colombia | |
| 8 | Piedras Blancas National Park | 🇨🇷 Costa Rica | |
| 9 | Monteverde Cloud Forest Reserve | 🇨🇷 Costa Rica | |
| 10 | Braulio Carrillo National Park | 🇨🇷 Costa Rica | |
| 11 | Arenal Volcano National Park | 🇨🇷 Costa Rica | |
| 12 | Soberanía National Park | 🇵🇦 Panama |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | São Paulo | 🇧🇷 Brazil | |
| 2 | San Salvador | 🇸🇻 El Salvador | |
| 3 | Porto Alegre | 🇧🇷 Brazil | |
| 4 | Campinas | 🇧🇷 Brazil | |
| 5 | San José | 🇨🇷 Costa Rica | |
| 6 | Medellín | 🇨🇴 Colombia | |
| 7 | Belo Horizonte | 🇧🇷 Brazil |
With luck
About 10% of wildlife watchers report a Blue-Frosted Banner sighting in Arenal Volcano National Park on a given day, based on 13 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 129th most-seen of the 302 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.
March
In that month about 20% of wildlife watchers report a Blue-Frosted Banner in Arenal Volcano National Park on a given day, against under 5% in April, June and August–December, the lowest months. That is one of Arenal Volcano National Park's driest months, with about 180 mm of rain against 500 mm in November.
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.
11th of 12
Of the 12 parks where we can rate Blue-Frosted Banner sightings, Arenal Volcano National Park ranks 11th at about 10%. The best odds are in Iguazú National Park (Argentina, about 40%), Iguaçu National Park (Brazil, about 40%) and Pico Bonito National Park (Honduras, about 30%). All parks ranked.
Same family: Nymphalidae
The closest relatives of the Blue-Frosted Banner that you can see in Arenal Volcano National Park (family Nymphalidae, Brush-footed Butterflies) are Banded Peacock (about 30%), Banded Owl-Butterfly (about 20%) and Julia Heliconian (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Blue-Frosted Banner is recorded against all the insects logged in Arenal Volcano National Park (13 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.
