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Sticker of Charcoal spider
Bug card No. 0852 of 4,939

Charcoal spider

Tegenaria ferruginea
Name means: “its Latin name comes from the word for rust, for its rusty markings”
Eats: Other bugs and small animalsSpidersHouses and farms8 legsNot an insect, but a bug cousin

The charcoal spider is a reddish brown spider with rusty markings on its back. It builds a funnel-shaped web close to the ground and waits inside. You may meet it in forests and in buildings.

Fun fact: spiders are not insects. Insects have six legs, spiders have eight. Everyone calls them bugs anyway!
Lives in
Europe and the Azores, in woods and buildings
Length
1.1 to 1.4 cm (0.43 to 0.55 in)
males up to 11 mm, females up to 14 mm
Top speed
about 1.4 km/h (0.87 mph)
On foot, estimate
What does it eat?
It catches insects that walk or fly into its funnel web.
For real!Photo of Charcoal spider
Picture by James K. Lindsey. CC BY-SA 3.0, via Wikimedia Commons.

How big is it?

How long is it?

Charcoal 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 Charcoal spider compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

Its funnel web has no back door for escaping, unlike the webs of some cousins.

2

Its legs are much shorter than those of similar spiders.

3

The grown-ups can be found from May to October.

4

Scientists moved it to another group in 2005 and back again in 2013.

you asked

Most asked questions about Charcoal spider

?How big is the charcoal spider?

Females grow up to 14 millimetres and males up to 11 millimetres.

For bug experts

Scientific name
Tegenaria ferruginea
Group
Spiders
Family
Agelenidae
Classification
Arachnida > Araneae > Agelenidae
Lives on
Europe

Where the facts come from

  1. Tegenaria ferruginea (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 James K. Lindsey. CC BY-SA 3.0, 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

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