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  1. Latrodectus - Wikipedia

    Latrodectus is a broadly distributed genus of spiders with several species that together are referred to as true widows.This group is composed of those often loosely called black widow spider, brown widow spiders, and similar spiders.

    • Brown Widow Spider-Latrodectus geometricus-bite
    • Latrodectus hesperus (Western Black Widow) Rehouse
    • Black Widow - Southern Black Widow "Latrodectus mactans" a highly venomous spider - YouTube
    • Handling a Female Black Widow Spider (Latrodectus mactans)
  2. Latrodectus (Widow Spiders) - Spider Identification & Pictures

    Latrodectus, commonly known as Widow Spiders, is a genus of spiders in the family Theridiidae.Latrodectus spiders have been sighted 267 times by contributing members. Based on collected data, the geographic range for Latrodectus includes 18 countries and 33 states in the United States.

  3. Black Widow Spiders - How to Get Rid of Black Widows

    Latrodectus spp. Appearance What do they look like? Hourglass marking: Black widows are identified by red hourglass marking on the underside of their abdomens. This marking is bright red and signals danger to predators and attackers. Color: Black widows are shiny black in color. Size: Most black widow spiders' bodies are 3 to 10 mm in size ...

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    What are the adaptations of Latrodectus mactans?

  5. Black Widow Spider | Black Widow Description | Black Widow ...

    The brown widow spider (Latrodectus geometricus) is not as dangerous as some other widow spiders because the brown widow spider is less likely to bite someone, and injects less poison. Still, it is a venomous creature, and must be treated with respect.

  6. Latrodectus spp. bites occur most frequently when the spider is trapped against human skin, either by reaching under objects where the spider is hiding or when putting on clothing, gloves or shoes containing the spider. Widow spiders are generally very timid and only bite in self-defense when they accidentally contact humans.

  7. black widow | Appearance, Species, & Bite | Britannica

    May 21, 2020 · Black widow, (genus Latrodectus), any of several species of black spiders distinguished by an hourglass-shaped marking on the abdomen. Black widows, especially Latrodectus mactans, are found throughout much of the world. The bite of the black widow often produces muscle pain, nausea, and mild paralysis of the diaphragm, which makes breathing ...

  8. latrodectus mactans - YouTube

    latrodectus mactans subscribed to a channel 2 years ago EL ANGELITO - Channel. 686 videos; Canal "El Angelito" tiene todos sus videos realizados integramente por mi, con una gran variedad de ...

  9. ADW: Latrodectus mactans: INFORMATION

    Latrodectus mactans is timid, sedentary, solitary, cannibalistic, and nocturnal. The only social life it exhibits is when it mates. The only social life it exhibits is when it mates. During the daylight hours, this spider spends its time in the silken tunnel of its web, which is the core of the snare.

  10. Latrodectus | Definition of Latrodectus at

    Latrodectus definition at, a free online dictionary with pronunciation, synonyms and translation. Look it up now!

  11. Latrodectus - Wikimedia Commons

    Latrodectus tredecimguttatus ♂ Wikispecies has an entry on: Latrodectus . Wikipedia article on Black Widow Spiders (L. hesperus, L. mactans and L. variolus)

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