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Sticker of Sooty orbweaver
Bug card No. 3988 of 4,939

Sooty orbweaver

Salsa fuliginata
Eats: Other bugs and small animalsSpidersGardens and meadows8 legsNot an insect, but a bug cousin

The sooty orbweaver is a small spider from Australia that spins round, wheel-shaped webs. It is brown, grey or olive, often with a darker leaf-like pattern on its back. No two look quite the same, because their colours change so much.

Fun fact: spiders are not insects. Insects have six legs, spiders have eight. Everyone calls them bugs anyway!
Lives in
South-eastern Australia, and now also New Zealand, in gardens, bushes and forests
Length
0.3 to 1.1 cm (0.13 to 0.43 in)
Top speed
about 1.3 km/h (0.81 mph)
On foot, estimate
What does it eat?
It catches flying insects in its sticky round web.
For real!Photo of Sooty orbweaver
Picture by Steven Wallace. CC BY 4.0, via Wikimedia Commons.

How big is it?

How long is it?

Sooty orbweaver about 1.1 cm long (0.43 in)A grain of rice about 6 mm (0.24 in)A toy building brick about 3.2 cm (1.3 in)
as long as 2 grains of rice in a rowcould run across a dinner table in 2.8 secondsmoves 33 times its own body length every second

How big is Sooty orbweaver compared to YOU?

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

How fast is it?

cool stuff

Fun facts

1

The females are much bigger than the males. A female can be up to 11 millimetres long, a male only about 5.

2

Its colours can be anything from reddish brown and dark brown to light beige and orange.

3

It arrived in New Zealand more than 20 years ago and now lives in cities like Auckland, Wellington and Christchurch.

4

Scientists moved it from one group to another many times. In 2022 they finally gave it its own group, called Salsa.

5

The baby spiders have lighter coloured legs than the grown-ups.

you asked

Most asked questions about Sooty orbweaver

?Where does the sooty orbweaver live?

In south-eastern Australia and New Zealand, in gardens, bushes, forests and even swamps.

For bug experts

Scientific name
Salsa fuliginata
Named by
L. Koch, 1872
Group
Spiders
Family
Araneidae
Classification
Arachnida > Araneae > Araneidae
Lives on
Australia and Oceania

Where the facts come from

  1. Salsa fuliginata (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 Steven Wallace. CC BY 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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More from the same group: Spiders

Also at home here: Gardens and meadows

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