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Phoneutria nigriventer is a species of medically-significant spider in the family Ctenidae, found in the Southern Cone of South America (Brazil, Uruguay, Paraguay, and Argentina). [1] Along with other members of the genus, they are often referred to as Brazilian wandering spiders. [2]
Phoneutria nigriventer, the Brazilian wandering spider (a ctenid spider) is a large brown spider similar to North American wolf spiders in appearance, although somewhat larger. It has a highly toxic venom and is regarded (along with the Australian funnel-web spiders ) as among the most dangerous spiders in the world. [ 6 ]
The neurotoxic venoms of the Sydney funnel-web spider and the Brazilian wandering spider are both known to have lethal complications. For the Brazilian wandering spider only 1 out of 200 bites is serious, [24] in part because they appear to be capable of biting without injecting venom. [25]
The Brazilian wandering spider has been rated the most venomous spider in the world by the ... There are 14 recorded deaths caused by the spider's bite going back ... Related articles. Show ...
Singer Darlyn Morias died days after he was bitten by a potentially-venomous spider
Brazilian Wandering spider was voted as the 2007 most vulnerable animal by Guinness World Records. Not located in the U.S., this species of banana spider gives a painful bite but is rarely fatal ...
The spiders in the genus can grow to have a leg span of 13 to 18 cm (5 to 7 in). Their body length ranges from 17 to 48 mm (43 ⁄ 64 to 1 + 57 ⁄ 64 in). [4] [5] While some other araneomorph spiders have a longer leg span, the largest Phoneutria species have the longest body and the greatest body weight in this group. [6]
Brazilian wandering spiders with 9 species, these spiders grow 30–50 mm in length and 150 mm in wingspan, and are characterized by their aggressive behavior, in the 1970s, were responsible for 7,000 hospitalizations, only in Brazil, between 2007 and 2010, 18 deaths from Phoneutria nigriventer were registered, only in Brazil, Phoneutria fera ...