Desert Bee Assassin

Desert Bee Assassin

Apiomerus cazieri

Daily sighting probability <5% · Rare
at Joshua Tree National Park

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

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

About the Desert Bee Assassin

Apiomerus cazieri is a species of assassin bug found in the Chihuahuan and Sonoran Deserts of the southwestern United States and northern Mexico. It is a known predator of Trichodes ornatus, as well as honey bees. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Big Bend National Park 🇺🇸 United States
<5%
2 Joshua Tree National Park 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Desert Bee Assassin in Joshua Tree National Park?

Rare

Under 5% of wildlife watchers report a Desert Bee Assassin sighting in Joshua Tree National Park on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 164th most-seen of the 190 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 Desert Bee Assassin in Joshua Tree National Park?

March–April, July and September

In those months about 10% of wildlife watchers report a Desert Bee Assassin in Joshua Tree National Park on a given day, against under 5% in May–June, August and October–February, the lowest months.

What time of day is best to see a Desert Bee Assassin?

Between 1 and 4 pm

Across all the parks we cover, that three-hour window holds the most Desert Bee Assassin sightings with a recorded time, and about 9 in 10 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 Desert Bee Assassin?

Among the best

Of the 2 parks where we can rate Desert Bee Assassin sightings, Joshua Tree National Park ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Big Bend National Park (United States, under 5%).

Which relatives of the Desert Bee Assassin live in Joshua Tree National Park?

Same family: Reduviidae

The closest relatives of the Desert Bee Assassin that you can see in Joshua Tree National Park (family Reduviidae, Assassin Bugs) are Four-Spurred Assassin Bug (about 10%) and Leafhopper Assassin Bug (about 10%), with each one's daily chance of a sighting.

Where does the Desert Bee Assassin sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Desert Bee Assassin is recorded against all the insects logged in Joshua Tree National Park (5 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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