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Sticker of Degeer's thickjaw
Bug card No. 1327 of 4,939

Degeer's thickjaw

Pachygnatha degeeri
Eats: Other bugs and small animalsSpidersForests and woods8 legsNot an insect, but a bug cousin

Degeer's thickjaw is a tiny spider from Europe with a dark body and light yellow-orange legs. It is only about 4 millimetres long, smaller than a grain of rice.

Fun fact: spiders are not insects. Insects have six legs, spiders have eight. Everyone calls them bugs anyway!
Lives in
Europe, in woods and among plants
Length
4 to 4.5 mm (0.16 to 0.18 in)
females are a little bigger than males
Top speed
about 0.8 km/h (0.5 mph)
On foot, estimate
What does it eat?
It catches tiny insects and other very small creatures.
For real!Photo of Degeer's thickjaw
Picture by This image is created by user Frank van de Putte at Waarneming.nl , a source of nature observations in the Netherlands.. CC BY 3.0, via Wikimedia Commons.

How big is it?

How long is it?

Degeer's thickjaw about 4.5 mm long (0.18 in)A grain of rice about 6 mm (0.24 in)
small enough to sit on your fingernailcould run across a dinner table in 4.5 secondsmoves 49 times its own body length every second

How big is Degeer's thickjaw compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

It has eight eyes at the front of its head.

2

You can see grown-up spiders from the middle of summer until the first frosts of winter.

3

The pattern on its back can look quite different from one spider to the next.

you asked

Most asked questions about Degeer's thickjaw

?How big is Degeer's thickjaw?

Tiny. Females are about 4.5 millimetres long and males about 4 millimetres.

For bug experts

Scientific name
Pachygnatha degeeri
Group
Spiders
Family
Tetragnathidae
Classification
Arachnida > Araneae > Tetragnathidae
Lives on
Europe

Where the facts come from

  1. Pachygnatha degeeri (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 This image is created by user Frank van de Putte at Waarneming.nl , a source of nature observations in the Netherlands.. CC BY 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

Also at home here: Forests and woods

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