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Black widow


Black widow with what appears to be a egg sack


On a Sahuaro cactus

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MartinL 7 years ago

I see two egg sacs. This is typical. There are several species of black widow in the USA and others worldwide. Probably in the genus Latrodectus.

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Spotted by

Tucson, Arizona, USA

Spotted on Nov 2, 2013
Submitted on Nov 4, 2013

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