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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.
Latrodectus bishopi is the scientific name for the red widow spider, which is endemic to the Florida scrub habitat of central and southern Florida, where it lives primarily in sand dunes dominated by sand pine, Pinus clausa – a type of vegetation found only in Florida and coastal Alabama.
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.
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 ...
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.
How to Identify a Black Widow Spider. There's probably a specific image that comes to mind when you picture a black widow spider: A large, shiny, black spider with a red hourglass on its belly ...
““There’s about 50 plus species of widow spiders around the world and they mostly fit that picture of a large, shiny, black spider with red markings, usually sort of hourglass, but it can ...
Latrodectus geometricus, commonly known as the brown widow, [2] [3] brown button spider, grey widow, brown black widow, [3] house button spider or geometric button spider, is one of the widow spiders in the genus Latrodectus. As such, it is a 'cousin' to the more infamous Latrodectus mactans (black widow).