Outstanding orbweaver
The outstanding orbweaver is a small Australian spider with a funny trick: on the back of its tummy are two big black spots that look like eyes. Because of them it got the nickname alien butt spider. It spins its round web at night and hides in a rolled-up leaf during the day.
How big is it?
How long is it?
How big is Outstanding orbweaver compared to YOU?
Just maths in your browser. Nothing is saved or sent anywhere.
How fast is it?
Fun facts
The fake eyes on its back may help it look scarier to animals that want to eat it.
During the day it ties a curled green leaf together with silk and hides inside.
The leaf shelter is probably also where it looks after its eggs and young.
In 2014 a woman named Carly Brooke Martinetti gave it the name alien butt spider, and it became famous online.
Most asked questions about Outstanding orbweaver
?Where does the outstanding orbweaver live?
In Queensland, Australia, where it is common in leafy, bushy places.
For bug experts
- Scientific name
- Bijoaraneus praesignis
- Named by
- L. Koch, 1872
- Group
- Spiders
- Family
- Araneidae
- Classification
- Arachnida > Araneae > Araneidae
- Lives on
- Australia and Oceania
- Also known as
- Alien butt spider
Where the facts come from
- Bijoaraneus praesignis (Wikipedia, CC BY-SA 4.0): what it looks like, where it lives, what it eats, sizes and fun facts, retold in simple words.
- Picture by Nigel Main. 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.
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
European garden spider
Goliath birdeater
Brown recluse
Redback spider
Yellow garden spider
Bold jumping spider
Common trig
Northern cloudywing
Glechoma gall wasp
Blackmound termite
Heart longhorn beetle
Common bush hopper