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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.
Female widow spiders are typically dark brown or a shiny black in colour when they are full grown, usually exhibiting a red or orange hourglass on the ventral surface (underside) of the abdomen; some may have a pair of red spots or have no marking at all.
5 days ago · 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 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...
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.
The black widow spider is an arachnid that strikes fear into the hearts of many. They can be found on almost every continent (with the exception of Antarctica) and like to reside in areas that are warm, dark, and secluded.
Dec 7, 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...
Black widows are spiders. Their scientific name is Latrodectus mactans. They share the genus name Latrodectus with several similar spiders (sometimes called "widow spiders"). The female spider is shiny black and has a round abdomen with a red hourglass pattern on its underside.
Latrodectus tredecimguttatus, also known as the Mediterranean black widow or the European black widow, is a species in the genus Latrodectus of the widow spiders. It is commonly found throughout the Mediterranean region, ranging from southern Iberia to southwest and central Asia, hence the name.
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.
