Oecanthus californicus
In 3 days ~20% in a week ~30%
Oecanthus californicus, the western tree cricket, is a species of tree cricket in the family Oecanthidae. It is found in North America. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Zion National Park | 🇺🇸 United States | |
| 2 | Big Bend National Park | 🇺🇸 United States | |
| 3 | Yosemite National Park | 🇺🇸 United States | |
| 4 | Joshua Tree National Park | 🇺🇸 United States |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Los Angeles | 🇺🇸 United States | |
| 2 | San Diego | 🇺🇸 United States | |
| 3 | San Francisco | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Western Tree Cricket sighting in Big Bend National Park on a given day, based on 7 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 255th most-seen of the 329 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 30%, if each day is a fresh chance.
July–August and October–December
In those months about 10% of wildlife watchers report a Western Tree Cricket in Big Bend National Park on a given day, against under 5% in January–June and September, the lowest months.
Between 8 and 11 pm
Across all the parks we cover, that three-hour window holds the most Western Tree Cricket sightings with a recorded time, and about half of them come between 6 pm and 6 am: it is seen both by day and at night.
Among the best
Of the 4 parks where we can rate Western Tree Cricket sightings, Big Bend National Park ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Zion National Park (United States, about 10%).
Same order: Orthoptera
The closest relatives of the Western Tree Cricket that you can see in Big Bend National Park (order Orthoptera, Grasshoppers, Crickets, and Katydids) are Plains Lubber Grasshopper (about 30%), Gray Bird Grasshopper (about 20%) and Pallid-Winged Grasshopper (about 20%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Western Tree Cricket is recorded against all the insects logged in Big Bend National Park (7 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.
