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Sticker of Rain spider
Bug card No. 1101 of 1,500

Rain spider

Palystes superciliosus
Eats: Other bugs and small animalsSpidersHouses and farms8 legsNot an insect, but a bug cousin

The rain spider is a big, hairy huntsman spider from southern Africa. It likes to come into houses just before it rains, which is how it got its name. When it feels threatened, it lifts its legs to show yellow and black stripes underneath.

Fun fact: spiders are not insects. Insects have six legs, spiders have eight. Everyone calls them bugs anyway!
Lives in
Southern Africa, in scrubland, woodland and often in houses
Length
1.5 to 3.6 cm (0.59 to 1.4 in)
Top speed
about 3.6 km/h (2.2 mph)
On foot, estimate
Can it hurt you?
Can bite or sting
What does it eat?
It hunts insects and is big enough to catch small lizards called geckos.
For real!Photo of Rain spider
Picture by JMK. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How long is it?

Rain spider about 3.6 cm long (1.4 in)A toy building brick about 3.2 cm (1.3 in)A crayon about 9 cm (3.5 in)A banana about 18 cm (7.1 in)
as long as 6 grains of rice in a rowcould run across a dinner table in 1 secondsmoves 28 times its own body length every second

How big is Rain spider compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

With its legs stretched out it can be 11 centimetres across, as wide as a grown-up's hand.

2

The mother builds a round silk egg sac as big as an orange, with twigs and leaves woven into it, and guards it fiercely.

3

After about three weeks, the babies chew their way out of the egg sac.

4

A female lives about two years and makes about three egg sacs in her life.

5

A big wasp called a spider wasp hunts rain spiders to feed its babies.

you asked

Most asked questions about Rain spider

?Why is it called a rain spider?

Because it often comes into houses just before a rain shower.

?How big is a rain spider?

Its body can be up to almost 4 centimetres long, and with legs it can be about 11 centimetres across.

For bug experts

Scientific name
Palystes superciliosus
Named by
L. Koch, 1875
Group
Spiders
Family
Sparassidae
Classification
Arachnida > Araneae > Sparassidae
Lives on
Africa
Also known as
Common rain spider, Lizard-eating spider

Where the facts come from

  1. Palystes superciliosus (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 JMK. CC BY-SA 3.0, Wikimedia Commons. The round sticker of this bug is cut from the same 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.

More from the same group: Spiders

Also at home here: Houses and farms