How big is a(n) Southern black widow?
On this page you will find the exact measurements and proportions of Southern black widow (Latrodectus mactans) in direct comparison.
Also known as: Cobweb spiders, Latrodectus mactans
Size and Dimensions
What are the dimensions of this animal? The average size is approx. 1.50 in. With our tool you can place Southern black widow true to scale next to humans, coins or other animals.
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