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The brown recluse is one of 11 indigenous recluse spider species, all of which have venom, but only four are considered dangerous to humans. The good news is that identifying a brown recluse is ...
Phidippus audax are commonly referred to as "bold jumping spiders" or "bold jumpers". [8] The species name, audax, is a Latin adjective meaning "audacious" or "bold". [8] This name was first used to describe the species by French arachnologist Nicholas Marcellus Hentz, who described the spider as being, "very bold, often jumping on the hand which threatens it". [9]
A study conducted by researchers at Lewis & Clark College on a single female C. captiosus found that it carried a total venom protein of 604.25. [7] It has been reported that a bite from this species is described as a needle-like puncture with subsequent swelling about the site, nausea, dizziness, and flulike symptoms that persist for several days. [8]
In Spanish, it (and other South American recluse spiders) is known as araña de rincón, or "corner spider"; in Brazilian Portuguese, as aranha-marrom or "brown spider". It is considered by many to be the most dangerous of recluse spiders, and its bites often result in serious systemic reactions, up to and including death. [2]
“This is one of the few species of spider that can be dangerous to people,” says Potzler. “There are approximately 2,200 bites reported each year, but there has not been a death related to a ...
A large, brightly colored invasive species called the Joro spider is on the move in the United States. Populations have been growing in parts of the South and East Coast for years, and many ...
Within these areas, the species makes most of its webs in palmetto bushes (Serenoa repens and Sabal etonia) at heights of 30 cm or more above the ground. The webs are tangled, with a funnel shaped retreat for the spider below. The spider also stores its egg sacs in this retreat. [5] The species is a known predator of Hemisphaerota cyanea. [6]
Larger spider species, like wolf spiders, can be a little more aggressive and may bite people occasionally, Gangloff-Kaufmann said. But these bites are typically not dangerous because these ...