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Sticker of Coffee bean weevil
Bug card No. 0959 of 4,939

Coffee bean weevil

Araecerus fasciculatus
Eats: PlantsBeetlesHouses and farms6 legs

The coffee bean weevil is a small, round brown beetle with a speckled back. Its feelers end in a little club. Even though it is named after coffee, it is happy to munch on more than 100 different kinds of food.

Lives in
Almost all over the world, mostly in warm places and in food stores
Length
3 to 5 mm (0.12 to 0.2 in)
Top speed
about 0.09 km/h (0.06 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless to people. It does not bite or sting, but it can spoil stored food.
What does it eat?
It eats stored food like corn, cassava, sweet potatoes, nuts, dried fruit and coffee beans. Its babies grow up inside seeds, tubers and fruit.
For real!Photo of Coffee bean weevil
Picture by Hectonichus. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How long is it?

Coffee bean weevil about 5 mm long (0.2 in)A grain of rice about 6 mm (0.24 in)
small enough to sit on your fingernailcould run across a dinner table in 40 seconds

How big is Coffee bean weevil compared to YOU?

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

How fast is it?

cool stuff

Fun facts

1

It is a good flier, even though it is only 3 to 5 millimetres long.

2

The larva digs a tunnel inside a seed, grows up there, and the new beetle chews a hole to get out.

3

It has spread around the whole world together with food that people trade and ship.

4

In the fields it also lays eggs in coffee berries and in the peel of oranges and other citrus fruit.

5

They hate dry stores. Keeping food dry is the best way to keep these beetles away.

you asked

Most asked questions about Coffee bean weevil

?What does the coffee bean weevil eat?

Many kinds of stored food, like corn, nuts, dried fruit, cassava and coffee beans.

?Is the coffee bean weevil dangerous?

No. It cannot hurt people, but it can spoil food in storage.

?How big is a coffee bean weevil?

Only 3 to 5 millimetres long, smaller than a grain of rice.

For bug experts

Scientific name
Araecerus fasciculatus
Named by
DeGeer, 1775
Group
Beetles
Family
Anthribidae
Classification
Insecta > Coleoptera > Anthribidae
Lives on
Europe, Asia, Africa, North America, South America, Australia and Oceania

Where the facts come from

  1. Araecerus fasciculatus (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 Hectonichus. CC BY-SA 3.0, 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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