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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.
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]
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 western black widow, Latrodectus hesperus, lives in the USA west of Kansas, plus in southwestern Canada and western Mexico,” he explains. This female black widow has a solid red hourglass ...
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The prevalence of sexual cannibalism gives several species of Latrodectus the common name "black widow spider". Sexual cannibalism is when an animal, usually the female, cannibalizes its mate prior to, during, or after copulation. [1] This trait is observed in many arachnid orders, several insect and crustacean clades, [2] gastropods, and some ...
The adult female redback has a body around 1 centimetre (0.4 in) long, with slender legs, the first pair of which are longer than the rest. [21] The round abdomen is a deep black (occasionally brownish), with a red (sometimes orange) longitudinal stripe on the upper surface and an hourglass-shaped scarlet streak on the underside. [22]
Why Netflix's new Black-led Western 'The Harder They Fall' isn't necessarily a home run for diversity: Indigenous 'erasure' Matthew Wright. November 12, 2021 at 4:56 PM.