Tuesday, 28 October 2025

Jorō Spiders: Pretty, Big, and Not Very Bitey

A close-up of a large Jorō spider with a colorful yellow, black, and red patterned body and long striped legs hangs from a leafy branch in a sunlit outdoor setting.

This post Jorō Spiders: Pretty, Big, and Not Very Bitey appeared first on Entomology Today - Brought to you by the Entomological Society of America.

Jorō spiders are one of the newest invasive species in the U.S., and their presence in and around structures, homes, and yards drives a lot of questions about how to manage them and whether they are dangerous to people. Two new studies offer good news: Products labelled for spider control are safe and effective against Jorō spiders, and they are both unlikely to bite and generally harmless if they do. [Read more]

The post Jorō Spiders: Pretty, Big, and Not Very Bitey appeared first on Entomology Today.



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