Long-Spined Acorn Ant

Long-Spined Acorn Ant

Temnothorax longispinosus

Daily sighting probability <5% · Rare
at Shenandoah National Park

In 3 days ~10% in a week ~30%

8 Verified sightings at Shenandoah National Park From 2019 to 2026
8 In 1 park
August Best month
🌅 Crepuscular When it's spotted

About the Long-Spined Acorn Ant

Temnothorax longispinosus is a species of Temnothorax commonly found in the eastern United States and eastern Canada as well as in British Columbia. This genus is often adorned with small protrusions from the body towards the gaster and petiole. This species tends to be between 2 and 2.5 mm (0.08 and 0.10 in) in length. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Shenandoah National Park 🇺🇸 United States
<5%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Boston 🇺🇸 United States
<5%
2 Montreal 🇨🇦 Canada
<5%
3 New York City 🇺🇸 United States
<5%
4 Washington 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Long-Spined Acorn Ant in Shenandoah National Park?

Rare

Under 5% of wildlife watchers report a Long-Spined Acorn Ant sighting in Shenandoah National Park on a given day, based on 8 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 630th most-seen of the 723 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.

When is the best time to see a Long-Spined Acorn Ant in Shenandoah National Park?

June and August

In those months about 10% of wildlife watchers report a Long-Spined Acorn Ant in Shenandoah National Park on a given day, against under 5% in July and September–May, the lowest months.

What time of day is best to see a Long-Spined Acorn Ant?

Between 5 and 8 pm

Across all the parks we cover, that three-hour window holds the most Long-Spined Acorn Ant sightings with a recorded time, and about half of them come between 6 am and 6 pm: it is most active around dawn and dusk.

Where else can you see a Long-Spined Acorn Ant?

Only Shenandoah National Park, in our data

Shenandoah National Park is the only park on Wallace's Line with enough records to rate Long-Spined Acorn Ant sightings: under 5% of wildlife watchers there report one on a given day.

Where does the Long-Spined Acorn Ant sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Long-Spined Acorn Ant is recorded against all the insects logged in Shenandoah National Park (8 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.

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