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Male black widow spiders tend to select their mates by determining if the female has eaten already to avoid being eaten themselves. They are able to tell if the female has fed by sensing chemicals in the web. [13] [14] Latrodectus hesperus is referred to as an "opportunistic cannibal" because in dire situations it will resort to cannibalism. [15]
Black widow spiders reproduce sexually when the male inserts his palpal bulbs into the female's spermathecal openings. The female deposits her eggs in a globular silken container in which they remain camouflaged and guarded. A female black widow spider can produce four to nine egg sacs in one summer, each containing about 100–400 eggs.
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 yellow, and on rare occasions, white.
Male L. tredecimguttatus. Latrodectus tredecimguttatus, also known as the Mediterranean black widow [2] or the European black widow, [3] 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 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 (a.k.a. Natasha Romanoff) was “really talked about” by male characters as if she were “a possession or a thing or whatever — like a piece of ass,” Johansson recalled.
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]
In “Black Widow,” Ray Winstone plays General Dreykov, a high-ranking Soviet agent who ran the infamous Red Room program, which molded the movie’s title character into an assassin.