Brown widow spiders are venomous, but their bites are considered much less dangerous than other venomous spiders.

Brown widow spiders are becoming more common in the southern U.S. Learn more about brown widow spiders, where they live, what to do if you get bit, how to get rid of them, and more.

When black widow spider eggs hatch, the spiderlings (baby spiders) that emerge look very different from mom or dad. They have unique patterns and coloration, often displaying white or yellowish ...

Of the over 46,000 known spider species, only about 200 have venom potent enough to be of medical concern. This is assuming, of course, that an individual isn’t allergic to specific components ...

Brown widow spiders are believed to have originated in either Africa or South America but they have spread all over the world. They were first seen in Florida in 1935.

Black widow spiders (right) are commonly being displaced by the brown widow spiders (left), a fellow species in the same genus, Latrodectus. The Images are not shown to matching scale and thus do ...

Brown widow spiders are believed to have originated in either Africa or South America but they have spread all over the world. They were first seen in Florida in 1935.

Brown widow spiders are gray to brown in color with white and black markings on the top surface of their bulbous abdomens. The “hourglass” marking on the under surface of the abdomen is yellow ...

Brown widow spiders, which are invasive to North America, are wiping out black widow populations in the U.S. by aggressively attacking them for no clear reason, a new study shows.

A mother whose baby was bitten by a noble false widow spider has urged people to be aware of the dangers of the invasive species. Sarah Jane Dennelly was speaking after a study revealed that the ...