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Sticker of Oak splendour beetle
Bug card No. 0982 of 1,500

Oak splendour beetle

Agrilus biguttatus
Eats: WoodBeetlesForests and woods6 legs

The oak splendour beetle is a slim jewel beetle that shines metallic green. Near the back of its wing cases it has two little white spots. It lives on oak trees, and its babies grow up inside the bark.

Lives in
Europe, North Africa and northern Asia, in oak woods
Length
0.8 to 1.3 cm (0.31 to 0.51 in)
Top speed
about 0.47 km/h (0.29 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless to people. It is only a problem for oak trees.
What does it eat?
The grown-ups nibble oak, beech and sycamore leaves high in the trees. The babies chew tunnels in the bark of oak trunks.
For real!Photo of Oak splendour beetle
Picture by Siga. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How long is it?

Oak splendour beetle 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 run across a dinner table in 7.7 seconds

How big is Oak splendour beetle compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

Its baby is a creamy white grub with no legs and two little horns at its back end. It can grow up to about 4 centimetres long.

2

A grown-up beetle usually lives about two months, but some live up to five.

3

It can fly several kilometres.

4

It used to be rare in Britain, but with warmer weather it is spreading further north.

5

It can travel to new countries hidden in wood that people ship around.

you asked

Most asked questions about Oak splendour beetle

?Is the oak splendour beetle dangerous?

Not to people. But its babies can harm oak trees.

?How big is the oak splendour beetle?

About 8 to 13 millimetres long.

?Why is it called a jewel beetle?

Because it shines like a metal-green jewel.

For bug experts

Scientific name
Agrilus biguttatus
Group
Beetles
Family
Buprestidae
Classification
Insecta > Coleoptera > Buprestidae
Lives on
Europe, Africa, Asia
Also known as
Oak buprestid beetle, Two-spotted oak borer

Where the facts come from

  1. Agrilus biguttatus (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 Siga. 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.

More from the same group: Beetles

Also at home here: Forests and woods