Heliconius ethilla
In 3 days ~30% in a week ~60%
Heliconius ethilla, the ethilia longwing, is a butterfly of the family Nymphalidae. It was described by Jean-Baptiste Godart in 1819. It is found from Panama to southern Brazil. The habitat consists of marginal forests. The wingspan is 60–70 mm. The forewings are orange with a black margin and four black spots. The hindwings are orange with two black stripes.
The larvae feed on Passiflora species. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Iguazú National Park | 🇦🇷 Argentina | |
| 2 | Iguaçu National Park | 🇧🇷 Brazil | |
| 3 | Serra dos Órgãos National Park | 🇧🇷 Brazil | |
| 4 | Chapada Diamantina National Park | 🇧🇷 Brazil | |
| 5 | Tijuca National Park | 🇧🇷 Brazil |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Curitiba | 🇧🇷 Brazil | |
| 2 | Porto Alegre | 🇧🇷 Brazil | |
| 3 | Vitória | 🇧🇷 Brazil | |
| 4 | São Paulo | 🇧🇷 Brazil | |
| 5 | Fortaleza | 🇧🇷 Brazil | |
| 6 | Niterói | 🇧🇷 Brazil | |
| 7 | Rio de Janeiro | 🇧🇷 Brazil | |
| 8 | Belo Horizonte | 🇧🇷 Brazil |
With luck
About 10% of wildlife watchers report an Ethilia Longwing sighting in Porto Alegre on a given day, based on 24 verified sightings from GBIF citizen-science data. It is the 54th most-seen of the 226 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.
February and March
In those months about 20% of wildlife watchers report an Ethilia Longwing in Porto Alegre on a given day, against under 5% in July, the lowest month.
Between 9 am and noon
Across all the parks we cover, that three-hour window holds the most Ethilia Longwing sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.
2nd of 8
Of the 8 cities where we can rate Ethilia Longwing sightings, Porto Alegre ranks 2nd at about 10%. The best odds are in Curitiba (Brazil, about 20%).
GBIF citizen-science records
It is estimated from how often the Ethilia Longwing is recorded against all the insects logged in Porto Alegre (24 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.
