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Sticker of Serrated darkling beetle
Bug card No. 3792 of 4,939

Serrated darkling beetle

Iphthiminus serratus
Eats: WoodBeetlesForests and woods6 legs

The serrated darkling beetle is a dark beetle from western North America. The sides of the shield behind its head have little zigzag edges, like a saw. It lives around rotting pine logs.

Lives in
Western North America, from British Columbia to California and New Mexico, in pine woods
Top speed
about 0.5 km/h (0.31 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless. It does not bite or sting.
What does it eat?
It lives on rotting logs of pine and other conifer trees and eats the soft rotten wood.
For real!Photo of Serrated darkling beetle
Picture by Yves Bousquet, Donald B. Thomas, Patrice Bouchard, Aaron D. Smith, Rolf L. Aalbu, M. Andrew Johnston, Warren E. Steiner Jr.. CC BY 4.0, via Wikimedia Commons.

How fast is it?

cool stuff

Fun facts

1

The edges of the shield behind its head are toothed like a saw, which is what serrated means.

2

It likes rotting logs of pine and other cone-bearing trees.

3

A beetle kept by a bug keeper happily ate chick feed and rotting wood.

4

Beetles from different places look a little different, but scientists decided they are all the same kind.

you asked

Most asked questions about Serrated darkling beetle

?What does the serrated darkling beetle eat?

It eats soft rotting wood, especially from pine logs.

?Is the serrated darkling beetle dangerous?

No. It is a harmless beetle.

For bug experts

Scientific name
Iphthiminus serratus
Group
Beetles
Family
Tenebrionidae
Classification
Insecta > Coleoptera > Tenebrionidae
Lives on
North America

Where the facts come from

  1. Iphthiminus serratus (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 Yves Bousquet, Donald B. Thomas, Patrice Bouchard, Aaron D. Smith, Rolf L. Aalbu, M. Andrew Johnston, Warren E. Steiner Jr.. 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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Also at home here: Forests and woods

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