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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.
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.
14 de may. de 2021 · 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 around the...
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23 de jun. de 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.
- The Editors of Encyclopaedia Britannica
7 de dic. de 2021 · Black widow spiders are several species of arachnids in the genus Latrodectus that are known for the females' unique and striking appearance as well as their rumored tendency to eat their mates....
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, 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.
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