The brown recluse and black widow are the most common venomous spiders in the U.S.. What are their habitats? Know how to prevent a bite.

Spiders are found all around the world, except in Antarctica. There are over 50,000 species that belong to 136 families.

But "orb weaver spiders, funnel-web spiders, wolf spiders, jumping spiders ... They both live in Mississippi Black widows famously have a red hourglass shape on a black round abdomen.