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Sticker of Siamese rhinoceros beetle
Bug card No. 3832 of 4,939

Siamese rhinoceros beetle

Xylotrupes socrates
Eats: PlantsBeetlesRainforests and jungles6 legs

The Siamese rhinoceros beetle is a big, shiny beetle from Southeast Asia. The male has two curved horns, one on its head and one on its back, both split at the tip. The female has no horns at all.

Lives in
Southeast and South Asia, from India and Nepal to China, Thailand and Vietnam
Top speed
about 0.5 km/h (0.31 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless. Its horns are for pushing other beetles, not for hurting people.
What does it eat?
Like other rhinoceros beetles, it feeds on plants.
For real!Photo of Siamese rhinoceros beetle
Picture by Basile Morin. CC BY-SA 4.0, via Wikimedia Commons.

How fast is it?

cool stuff

Fun facts

1

Young beetles are dark chestnut brown, and they turn black as they get older.

2

In northern Thailand people hold beetle contests. The beetle that lifts the other one up with its horns wins.

3

A beetle also wins if the other one walks away, falls or tips over.

4

It is also called the fighting beetle because of these contests.

you asked

Most asked questions about Siamese rhinoceros beetle

?Why does the Siamese rhinoceros beetle have horns?

The males use their horns to push and lift other males. Females have no horns.

?Is the Siamese rhinoceros beetle dangerous?

No. It is big and strong, but harmless to people.

For bug experts

Scientific name
Xylotrupes socrates
Group
Beetles
Family
Scarabaeidae
Classification
Insecta > Coleoptera > Scarabaeidae
Lives on
Asia
Also known as
Fighting beetle

Where the facts come from

  1. Xylotrupes socrates (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 Basile Morin. CC BY-SA 4.0, 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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