Hamadryas arete
In 3 days ~30% in a week ~60%
Hamadryas arete is a species of cracker butterfly in the family Nymphalidae. It is found in Bolivia, Brazil, and Paraguay. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Serra dos Órgãos National Park | 🇧🇷 Brazil | |
| 2 | Tijuca National Park | 🇧🇷 Brazil |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Rio de Janeiro | 🇧🇷 Brazil | |
| 2 | Campinas | 🇧🇷 Brazil | |
| 3 | São Paulo | 🇧🇷 Brazil |
With luck
About 10% of wildlife watchers report an Arete Cracker sighting in Serra dos Órgãos National Park on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 83rd most-seen of the 117 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.
June
In that month about 40% of wildlife watchers report an Arete Cracker in Serra dos Órgãos National Park on a given day, against under 5% in July–September and November–May, the lowest months. That is one of Serra dos Órgãos National Park's driest months, with about 65 mm of rain against 310 mm in November.
Between 9 am and noon
Across all the parks we cover, that three-hour window holds the most Arete Cracker sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Yes
Of the 2 parks where we can rate Arete Cracker sightings, Serra dos Órgãos National Park has the highest daily chance: about 10%. Next come Tijuca National Park (Brazil, about 10%).
Same family: Nymphalidae
The closest relatives of the Arete Cracker that you can see in Serra dos Órgãos National Park (family Nymphalidae, Brush-footed Butterflies) are Dark Owl-Butterfly (about 30%), Melinaea ludovica (about 20%) and White Peacock (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Arete Cracker is recorded against all the insects logged in Serra dos Órgãos National Park (5 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.
