Bug card No. 0967 of 1,500
Northern black widow
Latrodectus variolus
The northern black widow is a shiny black spider from North America. It is a close cousin of the red widow.
Fun fact: spiders are not insects. Insects have six legs, spiders have eight. Everyone calls them bugs anyway!
Lives in
Eastern North America, from the Middle Atlantic states north to Massachusetts and southern Canada
What does it eat?
Like other spiders, it catches insects and other small creatures and eats them.

How fast is it?
A tortoise about 0.3 km/h (0.19 mph)
Northern black widow about 1.2 km/h (0.75 mph)
A person walking about 5 km/h (3.1 mph)
A kid running fast about 13 km/h (8.1 mph)
cool stuff
Fun facts
1
In spring, when it is looking for a mate, it can travel north along the coast.
you asked
Most asked questions about Northern black widow
?Where does the northern black widow live?
In eastern North America, mostly in the Middle Atlantic states, and sometimes as far north as southern Canada.
For bug experts
- Scientific name
- Latrodectus variolus
- Group
- Spiders
- Family
- Theridiidae
- Classification
- Arachnida > Araneae > Theridiidae
- Lives on
- North America
- Also known as
- Northern widow
Where the facts come from
- Latrodectus variolus (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 Marshal Hedin. CC BY 2.0, 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 hello@bugwiki.app and we will fix it.