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Sticker of Lesser wax moth
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Lesser wax moth

Achroia grisella
Eats: Nothing as a grown-upMothsHouses and farms6 legs

The lesser wax moth is a small silvery grey moth with a yellow head. It lives wherever honey bees live. Its caterpillars tunnel through old honeycombs and eat them.

Lives in
Almost all over the world wherever there are honey bees, except very cold places
Length
1.3 cm (0.51 in)
Top speed
about 8 km/h (5 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless to people. Beekeepers do not like it because it eats honeycombs.
What does it eat?
The grown-up moths do not eat at all. The caterpillars eat honeycomb, pollen, bee babies and honey, and sometimes dried fruit.
For real!Photo of Lesser wax moth
Picture by Sarefo. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How long is it?

Lesser wax moth about 1.3 cm long (0.51 in)A grain of rice about 6 mm (0.24 in)A toy building brick about 3.2 cm (1.3 in)
as long as 2 grains of rice in a rowcould fly across a whole football pitch in 47 secondsmoves 170 times its own body length every second

How big is Lesser wax moth compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

The males sing to the females with sounds too high for people to hear.

2

The females listen carefully and choose the male with the best song.

3

The caterpillars spin silk tunnels in the comb, which keep them safe from the bees.

4

By eating old empty combs, it can clean away places where bee germs hide.

5

A grown-up moth only lives for about a week.

you asked

Most asked questions about Lesser wax moth

?What does a wax moth eat?

Only the caterpillars eat. They munch honeycomb, pollen and honey, and the adults do not eat at all.

?Is the lesser wax moth harmful?

Not to people. It is a pest for beekeepers because it eats the combs.

?How big is a lesser wax moth?

It is about 13 millimetres long.

For bug experts

Scientific name
Achroia grisella
Named by
Fabricius, 1794
Group
Moths
Family
Pyralidae
Classification
Insecta > Lepidoptera > Pyralidae
Lives on
Africa, Europe, North America, South America, Asia, Australia and Oceania

Where the facts come from

  1. Lesser wax moth (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 Sarefo. 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 [email protected] and we will fix it.

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