Pterostichus lama
In 3 days ~20% in a week ~40%
Pterostichus lama or giant woodland ground beetle is a North American species of woodland ground beetle in the family Carabidae. It is found in California, Nevada, Oregon, and Washington in the United States, and in British Columbia in Canada. These large (15-29 mm), flightless black beetles have strong mandibles. They feed on termites and ants. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Sequoia and Kings Canyon National Parks | 🇺🇸 United States |
More parks will be added in future updates.
With luck
About 10% of wildlife watchers report a Pterostichus lama sighting in Sequoia and Kings Canyon National Parks on a given day, based on 7 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 114th most-seen of the 161 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.
March
In that month about 20% of wildlife watchers report a Pterostichus lama in Sequoia and Kings Canyon National Parks on a given day, against under 5% in September to February, the lowest months. That is one of Sequoia and Kings Canyon National Parks's wettest months, with about 160 mm of rain against 10 mm in September.
Between 9 am and noon
Across all the parks we cover, that three-hour window holds the most Pterostichus lama sightings with a recorded time, and about 7 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Only Sequoia and Kings Canyon National Parks, in our data
Sequoia and Kings Canyon National Parks is the only park on Wallace's Line with enough records to rate Pterostichus lama sightings: about 10% of wildlife watchers there report one on a given day.
Same family: Carabidae
The closest relatives of the Pterostichus lama that you can see in Sequoia and Kings Canyon National Parks (family Carabidae, Ground Beetles) are Boreal Long-Lipped Tiger Beetle (about 10%) and California Night-Stalking Tiger Beetle (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Pterostichus lama is recorded against all the insects logged in Sequoia and Kings Canyon National Parks (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.
