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Latrodectus is a broadly distributed genus of spiders with several species that are commonly known as the true widows.This group is composed of those often loosely called black widow spiders, brown widow spiders, and similar spiders.
Latrodectus mactans, known as southern black widow or simply black widow, and the shoe-button spider, [citation needed] is a venomous species of spider in the genus Latrodectus. The females are well known for their distinctive black and red coloring and for the fact that they will occasionally eat their mates after reproduction.
Known world distribution of Latrodectus karooensis. Latrodectus karrooensis is a species of spider in the family Theridiidae, found in South Africa. [1] It is one of six species of Latrodectus found in southern Africa, four of which, including L. karrooensis, are known as black button or black widow spiders.
Latrodectus mirabilis, sometimes (but rarely) known as black widow is a spider species that is native to most of South America in the genus Latrodectus of the family Theridiidae. Description [ edit ]
Latrodectus indistinctus is a species of spider in the family Theridiidae, found in Namibia and South Africa. [1] It is one of six species of Latrodectus found in southern Africa, four of which, including L. indistinctus, are known as black button or black widow spiders.
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 ...
The venom of a black widow spider, however, is a neurotoxin, the CDC says. Black widow venom causes widespread pain across an area of the body. Brown Recluse Spider bite closeup. (Alamy )
And they do this efficiently, without chemicals and for free. As to their dangerousness, despite the estimated 2,200 Black Widow bites annually in the nation, only one known death has occurred ...