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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]
Latrodectus hasselti, the redback spider. The widow spiders (genus Latrodectus), such as the black widow, redback spider, and katipō are spiders that carry a neurotoxic venom [18] which can cause a set of symptoms known as Latrodectism. Widow spiders are large, shiny house spiders with relatively spindly legs and deep, globular abdomens.
Agenioideus nigricornis, the redback spider-hunting wasp, is a species of spider wasp from the subfamily Pompilinae, found in Australia. [ 1 ] [ 2 ] It is a parasitoid of the venomous redback spider ( Latrodectus hasseltii ).
Latrodectism (/ l æ t r ə ˈ d ɛ k t ɪ z əm /) is the illness caused by the bite of Latrodectus spiders (the black widow spider and related species). Pain, muscle rigidity, vomiting, and sweating are the symptoms of latrodectism.
Redback spider. Australia has a number of highly venomous spiders, including the Sydney funnel-web spider, [1] its relatives in the family Hexathelidae, and the redback spider, whose bites can be extremely painful and have historically been linked with deaths in medical records. [2]
In 2005, Andrade was named one of the Brilliant 10 by Popular Science magazine. [11] She appeared in the second episode of Season 4 of Nova ScienceNow. [12] In 2020 Andrade was featured in and presented an episode of CBC's The Nature of Things with David Suzuki about recent discoveries at the Burgess Shale, called "First Animals", [13] and was interviewed for Quirks & Quarks on her research ...
Brazilian wandering spider: Brazil Soro antiloxoscelico Recluse spider: Brazil Suero antiloxoscelico Chilean recluse: Chile Aracmyn All species of Loxosceles and Latrodectus: Mexico Redback spider antivenom Redback spider: Australia Black widow spider (Latrodectus Mactans) antivenin (equine origin) Southern black widow spider United States
The venom of widow spiders (Latrodectus) contains several protein toxins, called latrotoxins, which selectively target either vertebrates, insects or crustaceans. One of these toxins is α-latrotoxin and targets selectively against vertebrates; it is ineffective in insects and crustaceans. α-LTX has a high affinity for receptors that are ...