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Sticker of Five-horned rhinoceros beetle
Bug card No. 0515 of 1,500

Five-horned rhinoceros beetle

Eupatorus gracilicornis
Eats: PlantsBeetlesRainforests and jungles6 legs

The five-horned rhinoceros beetle wears a crown of horns: four on its back and one extra long horn on its head. Its body is shiny jet black and its wing cases are yellow or golden. It is a big, heavy beetle, so it is not a very good flyer.

Lives in
Southeast Asia, India and China, from Myanmar and Thailand to Vietnam and Malaysia
Length
5 to 9.5 cm (2 to 3.7 in)
Top speed
about 0.41 km/h (0.25 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless. Its horns look fierce, but it does not hurt people.
What does it eat?
The grown-ups drink nectar and plant sap and eat fruit. The grubs eat rotten wood.
For real!Photo of Five-horned rhinoceros beetle
Picture by Didier Descouens. CC BY-SA 4.0, via Wikimedia Commons.

How big is it?

How long is it?

Five-horned rhinoceros beetle about 9.5 cm long (3.7 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)A banana about 18 cm (7.1 in)
as long as 3 toy building bricks in a rowcould run across a dinner table in 8.8 seconds

How big is Five-horned rhinoceros beetle compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

It has five horns in total, which is where its name comes from.

2

Under its hard golden wing cases it hides a second pair of thin wings for flying.

3

Most males come out to fly in September, looking for a mate.

4

A British scientist first described it in 1908.

you asked

Most asked questions about Five-horned rhinoceros beetle

?How big is the five-horned rhinoceros beetle?

It is 5 to 9.5 centimetres long.

?What does the five-horned rhinoceros beetle eat?

Adults eat fruit, nectar and plant sap. The grubs eat rotten wood.

?Is it dangerous?

No, it is harmless to people.

For bug experts

Scientific name
Eupatorus gracilicornis
Named by
Arrow, 1908
Group
Beetles
Family
Scarabaeidae
Classification
Insecta > Coleoptera > Scarabaeidae
Lives on
Asia

Where the facts come from

  1. Eupatorus gracilicornis (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 Didier Descouens. 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 [email protected] and we will fix it.

More from the same group: Beetles

Also at home here: Rainforests and jungles