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The zebra spider (Salticus scenicus) is a common jumping spider of the Northern Hemisphere.Their common name refers to their vivid black-and-white colouration, [1] whilst their scientific name derives from Salticus from the Latin for “jump”, and the Greek scenicus, translating to “theatrical” or “of a decorative place,” in reference to the flashy, zebra-like coloration of the species.
It then lurks in wait for potential prey and when such prey arrives, lunges forward to wrap its victim in the net, bite and paralyze it. Hence, this spider expends less energy catching prey than a primitive hunter and also avoids the energy loss of weaving a large orb web. Bolas: Bolas spiders are unusual orb-weaver spiders that do not spin the ...
Male Salticus spider resting his pedipalps on his chelicerae. Coloration is determined by various scales (modified setae) covering a brown or black integument.Narrow scales (or hairs) may be black or red/rust colored, while broad scales are either iridescent (often magenta or green) or opaque granular white or yellow.
Still, some can be a little more problematic than others—especially when considering potential spider bites (see: how to treat a spider bite). Here are some of the most common house spiders you ...
“In general, spiders will bite only if they can’t get away from you, or are protecting their babies and don’t want to leave the babies behind, and/or they are being crushed or otherwise hurt ...
A spider bite on its own isn't necessarily a cause for concern. "Most spider bites are going to be just an itchy rash, maybe some blistering and swelling at the site, and they don't even report to ...
Spiders that spin webs typically have three claws, the middle one being small; hunting spiders typically have only two claws. Since they do not have antennae, spiders use specialised and sensitive setae on their legs to pick up scent, sounds, vibrations and air currents. [6] Some spiders, such as the Australian crab spider, do not have claws.
While roughly 3,000 species of spiders are found throughout the U.S., very few pose a direct threat to humans. Spider bites are rare, and medically significant incidents are even less common ...