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[28] [29] When a jumping spider moves from place to place, and especially just before it jumps, it tethers a filament of silk (or 'dragline') to whatever it is standing on. [ 3 ] [ 5 ] This dragline provides a mechanical aid to jumping, including braking and stabilization [ 28 ] [ 30 ] and if the jump should fail, the spider climbs back up the ...
Colonus puerperus is a species of jumping spider commonly found in the eastern United States. Its range stretches along the Gulf Coast from Florida to Texas, and north to Kansas, Illinois, and Pennsylvania. [2] It is usually found in grassy areas during the warmer months of the year. [3] Adult females are between 7 and 11 mm (0.3–0.4 in) in ...
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]
Adult male P. regius measure 12 mm (0.47 in) long on average, but can range between 6–18 mm (0.24–0.71 in) long. The first pair of legs, which are disproportionately larger in large males, have an alternating black and white fringe.
Evarcha culicivora is a species of jumping spider (family Salticidae) found only around Lake Victoria in Kenya and Uganda. [1] At maturity, E. culicivora spiders have an average size of 5 mm for both males and females. The range in size for either sex is quite small, with females being only slightly larger on average (4–7 mm compared to 3–6 ...
Most of the time they feed on prey about half their own size, but a range from 2 millimetres (0.079 in) to about 1 centimetre (0.39 in) has been observed. Although found to feed on a wide variety of insects (e.g., flies , bugs and moth caterpillars and adults), they also prey heavily on spiders.
The magnolia green jumper is small for a jumping spider, with adult females measuring 7-8mm and adult males 5-6mm. [3] Most specimens appear as a pale, partially translucent green (from which they derive a part of their taxonomic and common names) with a small fringe of scales which may appear red, orange, yellow or white on the crown of the head, framing the eyes. [3]
Pseudicius adustus is a species of jumping spider in the genus Pseudicius that is endemic to Namibia. The spider was first defined in 2016 by Wanda WesoĊowska. The spider is small, with an oval carapace typically 1.8 mm (0.07 in) long and an abdomen 2.6 mm (0.10 in) long. The abdomen is elongated like other members of the genus, but with a ...