Bug Wiki
Sticker of Ruddy streak
Bug card No. 3690 of 4,939

Ruddy streak

Tachystola acroxantha
Eats: PlantsMothsGardens and meadows6 legs

The ruddy streak is a very small moth from Australia. It travelled to New Zealand and England, probably hidden in plants that people shipped across the world. Its wings are only about 1.5 centimetres from tip to tip.

Lives in
Australia, and now also New Zealand and England, in gardens and heaths
Wingspan
1.3 to 1.5 cm (0.51 to 0.59 in)
Top speed
about 8.6 km/h (5.3 mph)
Flying, estimate
Can it hurt you?
Harmless
Harmless. It cannot bite or sting.
What does it eat?
Its caterpillars eat dead and fresh leaves, like fallen eucalyptus and plane tree leaves.
For real!Photo of Ruddy streak
Picture by dhobern. CC BY 2.0, via Wikimedia Commons.

How big is it?

How wide are its wings?

Ruddy streak wings about 1.5 cm tip to tip (0.59 in)A grain of rice about 6 mm (0.24 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)
could fly across a whole football pitch in 44 seconds

How big is Ruddy streak compared to YOU?

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

How fast is it?

cool stuff

Fun facts

1

It was first found in England in 1908, in Devon.

2

The first wild caterpillars in Britain were found in the garden of the Natural History Museum in London in 1998.

3

Its caterpillar lives in a loose silk tube covered in bits of leaves and droppings.

4

One was even found in a flour mill.

you asked

Most asked questions about Ruddy streak

?Where does the ruddy streak come from?

From Australia. It reached New Zealand and England, probably with imported plants.

?What does the ruddy streak caterpillar eat?

Leaves, both dry fallen ones and fresh ones.

For bug experts

Scientific name
Tachystola acroxantha
Group
Moths
Family
Oecophoridae
Classification
Insecta > Lepidoptera > Oecophoridae
Lives on
Australia and Oceania, Europe

Where the facts come from

  1. Tachystola acroxantha (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 dhobern. CC BY 2.0, 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.

Bug Wiki honey jar For grown-ups: Bug Wiki is free, with no ads and no tracking. A small tip helps keep it online.Leave a tip

More from the same group: Moths

Also at home here: Gardens and meadows

Honey jarfor grown-ups