Bug Wiki
Sticker of Ornamental tree trunk spider
Bug card No. 3186 of 4,939

Ornamental tree trunk spider

Herennia multipuncta
Eats: Other bugs and small animalsSpidersRainforests and jungles8 legsNot an insect, but a bug cousin

The ornamental tree trunk spider is a flat, speckled spider that lives on tree trunks and walls. Its grey and brown dappled colours make it almost invisible against the bark. It sits head-down in its little web, with its legs bent, waiting.

Fun fact: spiders are not insects. Insects have six legs, spiders have eight. Everyone calls them bugs anyway!
Lives in
Tropical southern Asia, including India, Malaysia, China and New Guinea
Length
0.5 to 1.4 cm (0.2 to 0.55 in)
females are about twice as long as males
Top speed
about 1.4 km/h (0.87 mph)
On foot, estimate
What does it eat?
It catches insects that land in its web on the tree trunk.
For real!Photo of Ornamental tree trunk spider
Picture by Kuntner M, Coddington JA. CC BY 2.5, via Wikimedia Commons.

How big is it?

How long is it?

Ornamental tree trunk spider about 1.4 cm long (0.55 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 2.5 grains of rice in a rowcould run across a dinner table in 2.6 secondsmoves 28 times its own body length every second

How big is Ornamental tree trunk spider compared to YOU?

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

How fast is it?

cool stuff

Fun facts

1

Its web is built flat against the bark or wall, and the middle is shaped like a little silk cup.

2

As the spider grows, its round web stretches into a long ladder shape.

3

Its back has five pairs of small dents, where muscles are attached inside.

4

It likes living near people and has spread to new countries.

you asked

Most asked questions about Ornamental tree trunk spider

?Where does the ornamental tree trunk spider live?

On tree trunks and walls of buildings in tropical Asia.

?How big is the ornamental tree trunk spider?

The female is about 1 to 1.4 centimetres long. The male is about half that size.

For bug experts

Scientific name
Herennia multipuncta
Group
Spiders
Family
Nephilidae
Classification
Arachnida > Araneae > Nephilidae
Lives on
Asia, Australia and Oceania
Also known as
Spotted coin spider

Where the facts come from

  1. Herennia multipuncta (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 Kuntner M, Coddington JA. CC BY 2.5, 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: Spiders

Also at home here: Rainforests and jungles

Honey jarfor grown-ups