Piruna pirus
In 3 days ~30% in a week ~50%
Piruna pirus, the russet skipperling, is a species of intermediate skipper in the butterfly family Hesperiidae. It is found in North America. The MONA or Hodges number for Piruna pirus is 3983. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Rocky Mountain National Park | 🇺🇸 United States | |
| 2 | Grand Teton National Park | 🇺🇸 United States |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Denver | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Russet Skipperling sighting in Grand Teton National Park on a given day, based on 25 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 56th most-seen of the 140 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.
July
In that month about 20% of wildlife watchers report a Russet Skipperling in Grand Teton National Park on a given day, against under 5% in September to May, the lowest months. That is one of Grand Teton National Park's driest months, with about 20 mm of rain against 85 mm in December.
Between 11 am and 2 pm
Across all the parks we cover, that three-hour window holds the most Russet Skipperling sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.
Among the best
Of the 2 parks where we can rate Russet Skipperling sightings, Grand Teton National Park ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Rocky Mountain National Park (United States, about 10%).
Same family: Hesperiidae
The closest relatives of the Russet Skipperling that you can see in Grand Teton National Park (family Hesperiidae, Skippers) are Essex Skipper (about 10%), Woodland Skipper (about 10%) and Common Branded Skipper (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Russet Skipperling is recorded against all the insects logged in Grand Teton National Park (25 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.
