Red-Eared Blister Beetle

Red-Eared Blister Beetle

Lytta auriculata

Daily sighting probability ~10% · With luck
at Joshua Tree National Park

In 3 days ~30% in a week ~50%

28 Verified sightings at Joshua Tree National Park From 2019 to 2026
35 In all 2 parks
March Best month
☀️ Diurnal When it's spotted

About the Red-Eared Blister Beetle

Lytta auriculata, the red-eared blister beetle, is a species of blister beetles in the family Meloidae. It is found in Central America and North America. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Joshua Tree National Park 🇺🇸 United States
~10%
2 Saguaro National Park 🇺🇸 United States
<5%

Cities Where Found

# City Country Daily sighting probability
1 San Diego 🇺🇸 United States
<5%
2 Los Angeles 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Red-Eared Blister Beetle in Joshua Tree National Park?

With luck

About 10% of wildlife watchers report a Red-Eared Blister Beetle sighting in Joshua Tree National Park on a given day, based on 28 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 64th most-seen of the 190 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.

When is the best time to see a Red-Eared Blister Beetle in Joshua Tree National Park?

March

In that month about 20% of wildlife watchers report a Red-Eared Blister Beetle in Joshua Tree National Park on a given day, against under 5% in June to January, the lowest months.

What time of day is best to see a Red-Eared Blister Beetle?

Between noon and 3 pm

Across all the parks we cover, that three-hour window holds the most Red-Eared Blister Beetle sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.

Is Joshua Tree National Park the best place to see a Red-Eared Blister Beetle?

Yes

Of the 2 parks where we can rate Red-Eared Blister Beetle sightings, Joshua Tree National Park has the highest daily chance: about 10%. Next come Saguaro National Park (United States, under 5%).

Which relatives of the Red-Eared Blister Beetle live in Joshua Tree National Park?

Same genus: Lytta

The closest relatives of the Red-Eared Blister Beetle that you can see in Joshua Tree National Park (genus Lytta) are Master Blister Beetle (about 20%) and Green Blister Beetle (about 10%), with each one's daily chance of a sighting.

Where does the Red-Eared Blister Beetle sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Red-Eared Blister Beetle is recorded against all the insects logged in Joshua Tree National Park (28 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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