Southern black widow (Latrodectus mactans): These black widow spiders are most common in the southeast, but the species has ...

Black widows are a native spider in the U.S., and the Southern black widow, or Latrodectus mactans, is the species commonly found all over the Southeast. The brown widow, ...

“The southern black widow, Latrodectus mactans, lives in the southeastern U.S. west to Texas, south into eastern Mexico, and tapers off about halfway north to Canada,” Crawford says.

Southern Black Widow. The Southern black widow is predominantly found in the southeastern U.S. Females are shiny black with a distinctive red hourglass on the underside of the abdomen, ...

As their names suggest, the southern black widow lives across the southern United States, the western along the west coast and in the desert, and the northern black widow can be found in the upper ...

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 ...

The Southern black widow spider, seen here, has been driven out of urban and suburban areas by its aggressive non-native cousin, the brown widow.

Three species of black widows are native to North America, including the Southern black widow, Latrodectus mactans. Exceedingly shy insect hunters, black widows like to live in crawl spaces ...

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.