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Sticker of Longleaf wattle gall wasp
Bug card No. 2686 of 4,939

Longleaf wattle gall wasp

Trichilogaster acaciaelongifoliae
Eats: PlantsWasps and hornetsForests and woods6 legs

The longleaf wattle gall wasp is a tiny wasp from Australia. It lays its eggs in the flower buds of a wattle tree. The buds swell up into round lumps called galls, where its babies live.

Lives in
Australia, and it was taken to South Africa and Portugal
Top speed
about 22 km/h (14 mph)
Flying, estimate
What does it eat?
Its babies live inside the galls on wattle trees and feed on the plant from the inside.
For real!Photo of Longleaf wattle gall wasp
Picture by JonRichfield. CC BY-SA 3.0, via Wikimedia Commons.

How fast is it?

cool stuff

Fun facts

1

The wattle tree it lives on has become a weed in other countries.

2

People took this wasp to South Africa in 1985 and to Portugal in 2015 to stop the wattle weed from spreading.

3

It did its job so well that it is called a success story.

you asked

Most asked questions about Longleaf wattle gall wasp

?Why was the gall wasp taken to other countries?

To help stop an Australian wattle tree that had turned into a weed there.

For bug experts

Scientific name
Trichilogaster acaciaelongifoliae
Group
Wasps and hornets
Family
Melanosomellidae
Classification
Insecta > Hymenoptera > Melanosomellidae
Lives on
Australia and Oceania, Africa, Europe

Where the facts come from

  1. Trichilogaster acaciaelongifoliae (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 JonRichfield. 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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More from the same group: Wasps and hornets

Also at home here: Forests and woods

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