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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. [3] [4] [5] [6] However, the diversity of species is much greater.
The Black Widow spider (Latrodectus spp.) is a spider notorious for its neurotoxic venom (a toxin that acts specifically on nerve cells). The Black Widow Spider is a large widow spider found throughout the world and commonly associated with urban habitats or agricultural areas.
Black widows are notorious spiders identified by the colored, hourglass-shaped mark on their abdomens. Several species answer to the name, and they are found in temperate regions...
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.
Jun 23, 2024 · Black widow, any of about 30 species of black spiders distinguished by an hourglass-shaped marking on the abdomen. Black widows are found throughout much of the world. Although their venomous bite often produces muscle pain, nausea, and mild paralysis of the diaphragm, it is rarely fatal.
Black Widow Spider Facts Overview. Habitat: Temperate regions, forests, deserts, and grasslands, often near human residences. Location: North America, southern Europe, Asia, Australia, Africa, South America. Lifespan: 1 to 3 years. Size: 1.5 inches long.
Latrodectus mactans is the largest spider of the family Theridiidae. The black widow spider is shiny, coal black in color. The female averages 8-10 mm in length and has long slender legs and a round abdomen.
