Black widow spiders across the southern United States are getting eaten up by brown widows, their lesser-known cousins, according to new research investigating the relationship between the two ...

Black widow spiders are being killed off in the U.S. The culprits are actually their cousins: brown widow spiders. Though the reason behind the killings is unknown, a new study suggests.

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.

How to Identify a Black Widow Spider. There's probably a specific image that comes to mind when you picture a black widow spider: A large, shiny, black spider with a red hourglass on its belly.

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 ...

Arguably one of the most iconic spiders in the world, the black widow spider (Latrodectus mactans) is an arthropod with an unmistakable identity.This jet-black arachnid ranges from 0.2 to 0.5 ...

March 14 (UPI) --Black widow spiders could face extinction in parts of the southern United States, as they become prey for the non-native brown widow, according to new research.

Black widow spiders are being killed. The culprit surprised scientists. Published: Mar. 17, 2023, 6:20 a.m. A female black widow spider (Latrodectus), hanging upside-down in her web, showing the ...

The black widow possesses venom 15 times as powerful as that of a rattlesnake. Though that sounds scary, human deaths following a bite are exceedingly rare, with none reported in the U.S. since 1983 .

And widow spiders, particularly black widows, certainly don't need to be unfairly villainized. Of course, you don't want to be bitten, because their venom can cause minor to severe symptoms.

A black widow spider with an egg sac. The spider can be found in every state other than Alaska. Smith Collection/Gado/Getty Images "And unlike bees and wasps, they do not leave their dwelling to ...