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Sticker of Arrowhead orbweaver
Bug card No. 0154 of 4,939

Arrowhead orbweaver

Verrucosa arenata
Name means: “warty, sandy (Latin words for the little bumps on its body and for sand)”
Eats: Other bugs and small animalsSpidersGardens and meadows8 legsNot an insect, but a bug cousin

The arrowhead orbweaver has a pointy, triangle-shaped body, just like the tip of an arrow. On its back is a big white or yellow triangle. Unlike most web spiders, it sits in its web with its head pointing up.

Fun fact: spiders are not insects. Insects have six legs, spiders have eight. Everyone calls them bugs anyway!
Lives in
Across North America, in woods, parks, gardens and yards with trees and bushes
Length
0.4 to 1.4 cm (0.16 to 0.55 in)
Top speed
about 1.4 km/h (0.87 mph)
On foot, estimate
What does it eat?
It catches insects in its strong round web and reels them in.
For real!Photo of Arrowhead orbweaver
Picture by Judy Gallagher. CC BY 2.0, via Wikimedia Commons.

How big is it?

How long is it?

Arrowhead orbweaver 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 Arrowhead orbweaver compared to YOU?

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How fast is it?

cool stuff

Fun facts

1

Yellow arrowhead spiders catch more insects, but white ones are more common in the breeding season.

2

It hunts by day, and by midday its web is often broken by insects.

3

Its web is stronger than the webs of most orb weavers.

4

The males are small, have no triangle, and are rarely seen.

you asked

Most asked questions about Arrowhead orbweaver

?Why is it called the arrowhead spider?

Its body is shaped like a triangle, just like the tip of an arrow.

For bug experts

Scientific name
Verrucosa arenata
Group
Spiders
Family
Araneidae
Classification
Arachnida > Araneae > Araneidae
Lives on
North America
Also known as
Triangle orb weaver, Arrowhead spider

Where the facts come from

  1. Verrucosa arenata (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 Judy Gallagher. CC BY 2.0, 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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