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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.
The eye arrangement of spiders in the genus Latrodectus. 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.
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 ]
Black widow spider bites. What they look like: When a black widow spider bites, it typically causes a painful pinprick sensation. The site of the bite then swells slightly and forms a red rash ...
Black widow spiders are found primarily in the southern and western areas of the U.S., the CDC says. They tend to live around manmade structures, Gangloff-Kaufmann explains, like a shed, in the ...
Black widow spiders are found primarily in the southern and western areas of the U.S., the CDC says. They tend to live around manmade structures, Gangloff-Kaufmann explains, like a shed, in the ...
Latrodectus hesperus, the western black widow spider or western widow, is a venomous spider species found in western regions of North America. The female's body is 14–16 mm (1/2 in) in length and is black, often with an hourglass-shaped red mark on the lower abdomen. This "hourglass" mark can be red, yellow, and on rare occasions, white.
In rare cases, black widow spider bites can be fatal.” Brown recluse spiders Fredericks says these spiders are light to dark brown, with a characteristic dark brown, violin-shaped marking on ...