Bug Wiki
Sticker of Caucasus beetle
Bug card No. 0251 of 1,500

Caucasus beetle

Chalcosoma chiron
Eats: PlantsBeetlesRainforests and jungles6 legs

The Caucasus beetle is a giant, shiny black beetle with huge curved horns. It is one of the biggest beetles in all of Asia. Only the males have the enormous horns, and they use them like swords.

Lives in
Southeast Asia: Thailand, Malaysia and the islands of Sumatra and Java
Length
5 to 13 cm (2 to 5.1 in)
Top speed
about 0.48 km/h (0.3 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless to people. Its big horns are for fighting other beetles, not for hurting you.
What does it eat?
The grubs live underground for more than a year and grow big there before they turn into beetles.
For real!Photo of Caucasus beetle
Picture by Hectonichus. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How long is it?

Caucasus beetle about 13 cm long (5.1 in)A crayon about 9 cm (3.5 in)A banana about 18 cm (7.1 in)A house cat about 50 cm (20 in)
as long as 4 toy building bricks in a rowabout as long as your handcould run across a dinner table in 7.5 seconds

How big is Caucasus beetle compared to YOU?

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

How fast is it?

cool stuff

Fun facts

1

Two males fight with their horns to win a female, a bit like knights in a tournament.

2

A male can be up to 13 centimetres long, more than twice as long as a female.

3

The female has no big horns, and her wing cases feel like velvet because they are covered in tiny hairs.

4

It looks a lot like the Atlas beetle. You can tell them apart by a small tooth on the Caucasus beetle's lower horn.

5

A grown-up beetle lives only 3 to 5 months, but as a grub it lives underground for 12 to 15 months.

you asked

Most asked questions about Caucasus beetle

?How big is the Caucasus beetle?

Males are 9 to 13 centimetres long, which makes it one of the biggest beetles in Asia. Females are about 5 to 6 centimetres.

?Where does the Caucasus beetle live?

Despite its name, it lives in Southeast Asia, in Thailand, Malaysia, Sumatra and Java.

?Is the Caucasus beetle dangerous?

No. Its horns are only for fighting other males.

For bug experts

Scientific name
Chalcosoma chiron
Group
Beetles
Family
Scarabaeidae
Classification
Insecta > Coleoptera > Scarabaeidae
Lives on
Asia

Where the facts come from

  1. Chalcosoma chiron (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 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: Rainforests and jungles