Yellow-Horned Horntail

Yellow-Horned Horntail

Urocerus flavicornis

Daily sighting probability <5% · Rare
at Vancouver

In 3 days ~10%

5 Verified sightings at Vancouver
39 In all 4 parks From 2019 to 2026
August Best month
☀️ Diurnal When it's spotted

About the Yellow-Horned Horntail

Urocerus flavicornis, the yellow-horned horntail wasp, is a species of horntail native to North America. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Jasper National Park 🇨🇦 Canada
~10%
2 Banff National Park 🇨🇦 Canada
~10%
3 Rocky Mountain National Park 🇺🇸 United States
~10%
4 Great Bear Rainforest 🇨🇦 Canada
<5%

Cities Where Found

# City Country Daily sighting probability
1 Anchorage 🇺🇸 United States
~10%
2 Calgary 🇨🇦 Canada
<5%
3 Vancouver 🇨🇦 Canada
<5%

Before you go

What are the chances of seeing a Yellow-Horned Horntail in Vancouver?

Rare

Under 5% of wildlife watchers report a Yellow-Horned Horntail sighting in Vancouver on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 439th most-seen of the 482 insects we can rate there. Over three days the chance rises to about 10%, if each day is a fresh chance.

When is the best time to see a Yellow-Horned Horntail in Vancouver?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Yellow-Horned Horntail in Vancouver on a given day, so our monthly data shows no clear season.

What time of day is best to see a Yellow-Horned Horntail?

Between 11 am and 2 pm

Across all the parks we cover, that three-hour window holds the most Yellow-Horned Horntail sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Vancouver the best place to see a Yellow-Horned Horntail?

3rd of 3

Of the 3 cities where we can rate Yellow-Horned Horntail sightings, Vancouver ranks 3rd at under 5%. The best odds are in Anchorage (United States, about 10%) and Calgary (Canada, under 5%).

Where does the Yellow-Horned Horntail sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Yellow-Horned Horntail is recorded against all the insects logged in Vancouver (5 verified sightings), 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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