Each season, female brown widow spiders lay several egg sacs, each with 120 to 150 eggs. The egg sacs are distinctive, with silky spikes projecting from the surface, much like a thistle.

Most exposures to black widow spider venom are accidental, but in a rare medical case, the exposure was intentional.

The brown widow spider may sound like someone confusing other venomous spiders like the black widow or brown recluse. Despite the confusion, the brown recluse spider is real and, for people who ...