Chioides zilpa
In 3 days ~30% in a week ~50%
Chioides zilpa, the zilpa longtail, is a species of dicot skipper in the butterfly family Hesperiidae. It is found in Central America, North America, and South America. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Cumbres de Monterrey National Park | 🇲🇽 Mexico | |
| 2 | Saguaro National Park | 🇺🇸 United States |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Monterrey | 🇲🇽 México |
With luck
About 10% of wildlife watchers report a Zilpa Longtail sighting in Cumbres de Monterrey National Park on a given day, based on 44 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 67th most-seen of the 431 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 50%, if each day is a fresh chance.
February–May and July–November
In those months about 10% of wildlife watchers report a Zilpa Longtail in Cumbres de Monterrey National Park on a given day, against under 5% in June and December–January, the lowest months.
Between noon and 3 pm
Across all the parks we cover, that three-hour window holds the most Zilpa Longtail 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 Zilpa Longtail sightings, Cumbres de Monterrey National Park has the highest daily chance: about 10%. Next come Saguaro National Park (United States, under 5%).
GBIF citizen-science records
It is estimated from how often the Zilpa Longtail is recorded against all the insects logged in Cumbres de Monterrey National Park (44 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.
