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Sticker of Red-headed ash borer
Bug card No. 1140 of 1,500

Red-headed ash borer

Neoclytus acuminatus
Eats: WoodBeetlesForests and woods6 legs

The red-headed ash borer is a reddish-brown longhorn beetle with four yellow stripes across its body. It looks a lot like a wasp, which helps keep hungry birds away. It has long feelers and extra long middle and back legs.

Lives in
North America, in forests and wherever there is dead hardwood
Length
1.2 to 1.6 cm (0.47 to 0.63 in)
Top speed
about 0.32 km/h (0.2 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless. It only pretends to be a wasp and cannot sting.
What does it eat?
Its larvae live inside dead or dying trees like ash, hickory and oak, and eat the soft wood just under the bark.
For real!Photo of Red-headed ash borer
Picture by Brem1964. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How long is it?

Red-headed ash borer about 1.6 cm long (0.63 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 11 seconds

How big is Red-headed ash borer compared to YOU?

Just maths in your browser. Nothing is saved or sent anywhere.

How fast is it?

cool stuff

Fun facts

1

It can hitch a ride into houses inside firewood, but it does not damage the house.

2

When the beetles come out of the wood in spring, they leave little round holes behind.

3

It helps the forest by making dead trees break down faster, which gives room and food to new plants.

4

Its feelers get thicker towards the tips.

you asked

Most asked questions about Red-headed ash borer

?Is the red-headed ash borer a wasp?

No. It is a beetle that looks like a wasp to fool birds. It cannot sting.

?Why is there a beetle coming out of my firewood?

Red-headed ash borers often live in firewood and come out in spring. They do not harm your home.

?How big is the red-headed ash borer?

It is about 12 to 16 millimetres long.

For bug experts

Scientific name
Neoclytus acuminatus
Group
Beetles
Family
Cerambycidae
Classification
Insecta > Coleoptera > Cerambycidae
Lives on
North America

Where the facts come from

  1. Neoclytus acuminatus (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 Brem1964. CC BY-SA 3.0, 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 hello@bugwiki.app and we will fix it.

More from the same group: Beetles

Also at home here: Forests and woods