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Sticker of Banded net-winged beetle
Bug card No. 0272 of 4,939

Banded net-winged beetle

Calopteron discrepans
Eats: A bit of everythingBeetlesForests and woods6 legs

The banded net-winged beetle is bright orange with wide black bands. Its wing cases are covered in raised lines that cross each other like a net. Its bold colours tell birds to stay away.

Lives in
Eastern United States, and now as far north as Manitoba and Quebec, in moist woods
Length
1 to 1.5 cm (0.39 to 0.59 in)
females are bigger than males
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?
Scientists are not sure what the larvae eat. They may hunt small animals or feed on fungi, slime moulds and rotting plant juices.
For real!Photo of Banded net-winged beetle
Picture by Alex Abair. CC BY 4.0, via Wikimedia Commons.

How big is it?

How long is it?

Banded net-winged beetle about 1.5 cm long (0.59 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 2.5 grains of rice in a rowcould run across a dinner table in 7.2 seconds

How big is Banded net-winged beetle compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

Its larvae are black with burnt orange patches.

2

When it is time to change into adults, hundreds of larvae crowd together and lie on top of each other like roof tiles.

3

It looks almost exactly like another beetle called Calopteron reticulatum, and even experts find them hard to tell apart.

4

The larvae live in rotten logs, under loose bark and in fallen leaves.

you asked

Most asked questions about Banded net-winged beetle

?Is the banded net-winged beetle dangerous?

No. It is harmless to people. Its bright colours are a warning for birds.

?How big is the banded net-winged beetle?

About 10 to 15 millimetres long.

For bug experts

Scientific name
Calopteron discrepans
Named by
Newman
Group
Beetles
Family
Lycidae
Classification
Insecta > Coleoptera > Lycidae
Lives on
North America

Where the facts come from

  1. Calopteron discrepans (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 Alex Abair. 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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