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Sticker of Lesser stag beetle
Bug card No. 0847 of 1,500

Lesser stag beetle

Dorcus parallelipipedus
Eats: WoodBeetlesForests and woods6 legs

The lesser stag beetle is a shiny black beetle with strong jaws. The males have jaws a bit bigger than the females, but not the giant antlers of some other stag beetles. It loves old, soft, rotting wood and often sits in the sun on tree trunks.

Lives in
Europe, in woods, parks, hedges and old orchards
Length
1.8 to 3.2 cm (0.71 to 1.3 in)
Top speed
about 0.36 km/h (0.22 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless to people. You can watch it, but let it go on its way.
What does it eat?
Its white, C-shaped larvae eat soft rotting wood. The grown-up beetles cannot chew solid food, so they drink tree sap and juice from fallen fruit.
For real!Photo of Lesser stag beetle
Picture by Brunei. CC BY-SA 4.0, via Wikimedia Commons.

How big is it?

How long is it?

Lesser stag beetle about 3.2 cm long (1.3 in)A grain of rice about 6 mm (0.24 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)
as long as 5 grains of rice in a rowcould run across a dinner table in 10 seconds

How big is Lesser stag beetle compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

The males have little knobs at the end of their feelers.

2

Its larvae grow up in just 1 to 2 years. Larvae of the big stag beetle can take up to 7 years.

3

A grown-up lesser stag beetle can live for up to 2 years. That is very long for a beetle.

4

It can fly, and on summer nights it sometimes comes to outdoor lights.

5

Mothers lay their eggs in rotting wood, so the babies have food all around them.

you asked

Most asked questions about Lesser stag beetle

?Does the lesser stag beetle bite?

It has strong jaws, but it is harmless to people if you leave it alone.

?How big is a lesser stag beetle?

It is about 2 to 3 centimetres long.

?What does a lesser stag beetle eat?

Grown-ups drink tree sap and juice from fallen fruit. The larvae eat soft rotting wood.

For bug experts

Scientific name
Dorcus parallelipipedus
Named by
Linnaeus, 1758
Group
Beetles
Family
Lucanidae
Classification
Insecta > Coleoptera > Lucanidae
Lives on
Europe

Where the facts come from

  1. Dorcus parallelipipedus (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 Brunei. CC BY-SA 4.0, Wikimedia Commons. The round sticker of this bug is cut from the same 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.

More from the same group: Beetles

Also at home here: Forests and woods