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Sticker of Gisborne cockroach
Bug card No. 1909 of 4,939

Gisborne cockroach

Drymaplaneta semivitta

The Gisborne cockroach is a big, shiny, dark brown cockroach. It has pale stripes along the sides of its head. Unlike many cockroaches, it has no wings at all.

Lives in
Australia and New Zealand, in logs, bark chips and sometimes in roofs
Length
2 to 4.5 cm (0.79 to 1.8 in)
Top speed
about 3.7 km/h (2.3 mph)
On foot, estimate
Can it hurt you?
Harmless
Harmless. It does not bite people and does not usually get into food.
What does it eat?
It eats old plant bits and other dead material it finds in wood and bark. It does not usually go after people's food.
For real!Photo of Gisborne cockroach
Picture by Stuart Cunningham. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How long is it?

Gisborne cockroach about 4.5 cm long (1.8 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 8 grains of rice in a rowcould run across a dinner table in 1 secondsmoves 23 times its own body length every second

How big is Gisborne cockroach compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

It got its name from the town of Gisborne in New Zealand, where it was first found there.

2

It probably travelled from Australia to New Zealand hidden in a ship full of logs.

3

When it gets cold, it likes to creep into roofs and the gaps inside walls to stay warm.

4

If it is bothered, it can make a smelly liquid to keep enemies away.

you asked

Most asked questions about Gisborne cockroach

?Is the Gisborne cockroach dangerous?

No. It is thought to be harmless and does not usually spoil food.

?How big is a Gisborne cockroach?

It can be from 2 to 4.5 centimetres long, which is big for a cockroach.

For bug experts

Scientific name
Drymaplaneta semivitta
Group
Cockroaches and termites
Family
Blattidae
Classification
Insecta > Blattodea > Blattidae
Lives on
Australia and Oceania

Where the facts come from

  1. Drymaplaneta semivitta (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 Stuart Cunningham. CC BY-SA 3.0, 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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