With 40,000 known species of spiders worldwide and 3,000 calling North America home, some simple knowledge of spider biology can help you determine which common house spider you have in your home.

Among the most common spiders found in and around the home, the shy grass spider (aka a funnel-web spider) builds dense, silk-lined webs/burrows to trap its insect victims. They’re also super fast ...

10 Common House Spiders and How to Identify Them, According to Entomologists Plus whether or not their bites can harm you. By Korin Miller , Shannen Zitz and Madeleine Haase Updated: Feb 19, 2025 ...

Common house spider (Achaearanea tepidariorum) in Toronto Ontario, Canada, on July 22, 2022. (Photo by Creative Touch Imaging Ltd./NurPhoto via Getty Images) ...

Common house spider (Achaearanea tepidariorum) in Toronto Ontario, Canada, on July 22, 2022. (Photo by Creative Touch Imaging Ltd./NurPhoto via Getty Images) ...

Spiders in WA state explained: How to identify dangerous spiders, when a spider bite is venomous, dangerous spiders & common house spiders.