There are many species of spiders worldwide, and around 3,400 species live in North America. Many people are affected by arachnophobia — fear of spiders — even when the spider in question is harmless.

SANTA BARBARA COUNTY, Calif. (KEYT) – A three-inch long Joro spider (Trichonephila clavata) was spotted at a local Santa Barbara County business this fall. The potentially invasive species is harmless ...

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A spotted orb weaver is shown in its web Upcountry. It is one of approximately 205 species of spiders in Hawaii, of which an estimated 77 species have been introduced by people accidentally or ...