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Sticker of California warrior beetle
Bug card No. 0775 of 4,939

California warrior beetle

Pasimachus californicus

The California warrior beetle is a ground beetle that lives in oak woods. It is a strong hunter that runs on the ground looking for insects and caterpillars. People call it a helpful insect, because it eats other bugs.

Lives in
The southern Great Plains and southwestern United States, and Mexico, in oak woodlands
Top speed
about 1.2 km/h (0.75 mph)
On foot, estimate
Can it hurt you?
Can bite
It may bite if it feels in danger, but the bite only feels like a small pinch. It has no venom and does not spread sickness.
What does it eat?
It hunts many kinds of insects, caterpillars and other small creatures.
For real!Photo of California warrior beetle
Picture by Cody Stricker. CC BY 4.0, via Wikimedia Commons.

How fast is it?

cool stuff

Fun facts

1

Its name, warrior beetle, suits it well, because it is a fierce little hunter of other bugs.

2

It was first described in 1850 by a beetle scientist named Maximilien Chaudoir.

3

It belongs to the ground beetles, a big family of fast running hunters.

you asked

Most asked questions about California warrior beetle

?Does the California warrior beetle bite?

It may bite if it is scared, but it feels like a small pinch and it has no venom.

?What does the California warrior beetle eat?

Insects, caterpillars and other small creatures.

For bug experts

Scientific name
Pasimachus californicus
Named by
Chaudoir, 1850
Group
Beetles
Family
Carabidae
Classification
Insecta > Coleoptera > Carabidae
Lives on
North America

Where the facts come from

  1. Pasimachus californicus (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
  2. Picture by Cody Stricker. CC BY 4.0, Wikimedia Commons. The sticker of this bug is drawn from this picture.

If we got something wrong, sorry, we are bug fans, not a science journal. Tell us at [email protected] and we will fix it.

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More from the same group: Beetles

Also at home here: Forests and woods

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