What are the chances of seeing a Cramer's Sphinx in Iguazú National Park?
With luck
About 10% of wildlife watchers report a Cramer's Sphinx sighting in Iguazú National Park on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 269th most-seen of the 306 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.
When is the best time to see a Cramer's Sphinx in Iguazú National Park?
October and December–February
In those months about 10% of wildlife watchers report a Cramer's Sphinx in Iguazú National Park on a given day, against under 5% in March–September and November, the lowest months.
What time of day is best to see a Cramer's Sphinx?
Between 8 and 11 am
Across all the parks we cover, that three-hour window holds the most Cramer's Sphinx sightings with a recorded time, and about 6 in 10 of them come between 6 am and 6 pm: it is seen both by day and at night.
Where else can you see a Cramer's Sphinx?
Only Iguazú National Park, in our data
Iguazú National Park is the only park on Wallace's Line with enough records to rate Cramer's Sphinx sightings: about 10% of wildlife watchers there report one on a given day.
Which relatives of the Cramer's Sphinx live in Iguazú National Park?
Same genus: Erinnyis
The closest relatives of the Cramer's Sphinx that you can see in Iguazú National Park (genus Erinnyis) are Ello Sphinx (about 10%) and Erinnyis oenotrus (about 10%), with each one's daily chance of a sighting.
Where does the Cramer's Sphinx sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Cramer's Sphinx is recorded against all the insects logged in Iguazú 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.