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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.
Females of a few species are paler brown and some have no bright markings. The bodies of black widow spiders range from 3–10 mm (0.12–0.39 in) in size; some females can measure 13 mm (0.51 in) in their body length (not including legs). [8] Including legs, female adult black widows generally measure 25–38 mm (1–1.5 in). [9] [10]
The redback spider (Latrodectus hasselti), also known as the Australian black widow, [2] [3] [4] is a species of highly venomous spider believed to originate in Australia but now, Southeast Asia and New Zealand, it has also been found in packing crates in the United States with colonies elsewhere outside Australia. [5]
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 ]
Despite the estimated 2,200 Black Widow bites annually in the nation, only one known death has occurred since 1983. | Letters to the Editor ... Black Widow spiders are rarely deadly and have a bad ...
The black widow spider usually hangs in its web in an upside down position. “If you happen to be messing around in an old shed somewhere and you put your hand somewhere and you touch some silk ...
WEST JORDAN, Utah - They're creepy, they're crawly and they're also potentially deadly; the black widow spider has spun itself into the center of attention in one West Jordan neighborhood. "I have ...
L. geometricus (brown button spider) L. rhodesienses (Zimbabwe button spider) L. umbukwane (Phinda button spider) L. geometricus is found in many parts of the world,(including in the United States) and it is known as the brown widow spider. it is unknown where this species' origins are. L. rhodesienses is native to Africa. Both brown button ...