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Sticker of American oil beetle
Bug card No. 0031 of 1,500

American oil beetle

Meloe americanus
Eats: PlantsBeetlesForests and woods6 legs

The American oil beetle is a soft, black beetle, sometimes with a blue metal shine. It has long legs, a thin neck and tiny wing cases, so it cannot fly. When it feels scared, it lets out drops of oily liquid from its knees.

Lives in
North America, mostly the eastern and central United States, on farms, in woods and grassy places
Length
0.7 to 1.7 cm (0.28 to 0.67 in)
Top speed
about 0.53 km/h (0.33 mph)
On foot, estimate
Can it hurt you?
Dangerous: look, do not touch
What does it eat?
The grown-up beetles eat the flowers, stems and leaves of small plants. The larvae eat grasshopper eggs, and bee eggs and food in bees' nests.
For real!Photo of American oil beetle
Picture by Rhododendrites. CC BY-SA 4.0, via Wikimedia Commons.

How big is it?

How long is it?

American oil beetle about 1.7 cm long (0.67 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 3 grains of rice in a rowcould run across a dinner table in 6.8 seconds

How big is American oil beetle compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

It got the name oil beetle from the oily drops it lets out of its joints.

2

It comes out at night. In the daytime it hides under leaves, logs and stones.

3

A mother digs a hole in the soil and lays about 1,000 eggs in it at a time.

4

Its tiny larvae hitch a ride on bees to reach their nests, where they find food.

you asked

Most asked questions about American oil beetle

?Can the American oil beetle fly?

No. It has no back wings and only very short wing cases.

?How big is the American oil beetle?

It is about 7 to 17 millimetres long. Females are usually bigger than males.

For bug experts

Scientific name
Meloe americanus
Group
Beetles
Family
Meloidae
Classification
Insecta > Coleoptera > Meloidae
Lives on
North America

Where the facts come from

  1. Meloe americanus (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 Rhododendrites. 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 hello@bugwiki.app and we will fix it.

More from the same group: Beetles

Also at home here: Forests and woods