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.

Black widow spiders are among the most feared spiders. Learn how to spot them, what their bites feel and look like, and how bites are treated..

Brown Widow Spider Location: Throughout the U.S. Size: About 1 inch Like its black widow counter part, the female brown widow also has a poisonous bite, but it's much less harmful.

Black widow spiders have earned a fearsome reputation for their venomous bite. But in parts of the southern United States these spiders have much to fear themselves—from spider relatives who ...

The female Widow’s abdomen is large and globular in shape (males’ are narrower and flatter) and the legs of these web-building species are relatively long and slender.

Black widow spiders are waning in the southern US and brown widows may be the culprit – in lab tests, they were more than six times as likely to kill southern black widows than other arachnids ...

Black widow venom is about 15 times as potent as a rattlesnake's, yet these charismatic spiders generally aren't a threat to humans.

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 ...

Few spiders in the North Texas area are of medical concern, but black widows and brown recluse spiders can be dangerous.

They also compared rates of growth and fertility between brown and black widows, finding that sub-adult brown widow females were 9.5 percent larger than black widows, and adult female brown widows ...