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Latest Latrodectus Stories

Diet Of Elusive Red Widow Spider Revealed
2014-03-21 16:46:03

University of Missouri-Columbia Beetles: it's what's for breakfast—at least for the red widow spider of Florida's "scrub" habitat, according to a study by University of Missouri biologist James Carrel. The study provides a first glimpse at the diet of this mysterious spider, revealing that it primarily preys upon species of scarab beetles common to the scrub habitat. Carrel's findings shed light on red widow spiders' restriction to the Florida scrub habitat and the need for habitat...

Black Widow Males Twerk
2014-01-17 13:24:09

[ Watch the Video: Black Widow Males Dance It Up During Mating Time ] Lee Rannals for redOrbit.com - Your Universe Online Biologists at Simon Fraser University have discovered that male black widow spiders can 'twerk' like Miley Cyrus to attract females. According to a study published in the open access journal Frontiers in Zoology, male black widow spiders shake their abdomens to produce carefully pitched vibrations to let females know they are ready to court, and are not potential...

Black Widow Spiders Invading Supermarket Produce
2013-11-25 04:43:56

[ Watch the Video: Check Your Grapes! Black Widow Spiders May Be Lurking Within ] redOrbit Staff & Wire Reports - Your Universe Online Purchasing a bunch of red grapes at the local supermarket last week nearly turned out to be a fatal decision for one Pennsylvania woman, who was almost bitten by a venomous black widow spider. As reported by the Daily Mail on Saturday, the woman, Yvonne Whalen, was washing the produce in a colander when she saw a spider crawl over the top of one...

Black Widow Stowaways Make It To England
2013-01-15 10:00:58

Michael Harper for redOrbit.com — Your Universe Onlinebla In certain parts of the U.S. — Arizona, for example — black widow spiders are quite common. While this familiarity might not make them any less frightening, people in these areas are at least aware of the tiny eight-legged predators and know how to respond when they happen to cross paths with one of these potentially deadly arachnids. Recently, however, these spiders have been showing up in some very unusual...

Predator And Prey: Tiny Wasp Hunts Venomous Redback Spider
2012-09-12 05:48:04

Lee Rannals for redOrbit.com - Your Universe Online Even Australia's most common dangerous spider is no match for a nearly forgotten 200 year old flying insect, according to recent findings. The wasp, Agenioideus nigricornis, was first discovered in 1775 by Danish etymologist Johan Christian Fabricius. Recently, researchers from the University of Adelaide said the small wasp is a predator of the redback spider. "Since then, scientists have largely forgotten about the wasp," said...

Brown Widow Spiders Becoming More Prevalent In California
2012-07-03 05:27:20

redOrbit Staff & Wire Reports - Your Universe Online First discovered in Florida in 1935, Brown widow spiders are still considerably new to North America. However, after being discovered in southern California in 2003, they have been so successful that they may be displacing native black widow spiders. Researchers believe that the overall hazard to homeowners may decrease because brown widow spider bites are less toxic than those of native western black widow spiders. In the...

2012-04-26 23:01:25

The Life, Earth and Health Sciences Magazine publishes insights into specific subjects of all areas of natural science. The latest review covers False Widow Spider which is named after the behavior of the female of eating the male after mating and Glabella which is the space between the eyebrows and above the nose in humans. Mannheim, Germany (PRWEB) April 26, 2012 The Life, Earth and Health Sciences Magazine publishes insights into subjects in all areas of natural sciences including...

2012-03-06 08:00:00

The Life, Earth and Health Sciences Magazine EurekaMag.com publishes insights into specific subjects of all areas of natural science. The latest review cover Carbon Footprint which is the total set of greenhouse gas (GHG) emissions caused by an organization, event, product or person, False Widow Spider which are named after the behavior of the female of eating the male after mating, and Silene Stenophylla which is a species of flowering plant in the family Caryophyllaceae and grows in the...

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2011-08-18 10:08:50

"The strength of spider dragline silk exceeds that of any material produced in laboratories, by far. All attempts to manufacture threads of similar strength have failed thus far," explains Professor Horst Kessler, Carl von Linde Professor at the Institute for Advanced Study at the TU Muenchen (TUM-IAS). In collaboration with the workgroup of Prof. Thomas Scheibel, who was a researcher at the TU Muenchen until 2007 and who now holds a chair of the Institute of Biomaterials at the Universitaet...

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2010-11-10 12:15:00

Researchers have found that Australia's deadly redback spider has established itself in New Zealand, which poses a significant risk to humans as it threatens to colonize major cities. Scientists said the venomous redback, which is a relative of the black widow, probably found its way over there by riding on imported goods from Australia.  They said that it established itself at sites on both the North and South Islands. The government's AgResearch institute said in a study this month...


Latest Latrodectus Reference Libraries

Cobweb Spider, Theridiidae
2014-06-23 08:44:11

Theridiidae is a family that contains over 2,200 species of cobweb spiders, also known as tangle-web spiders or comb-footed spiders, which can be found throughout the world. This species received its common names from its tendency to build three dimensional, sticky webs and from the comb of serrated bristles on the fourth leg. It is thought that this family is the only to hold a high diversity of web types, including gumfooted webs, which are highly similar to those produced by spiders in the...

Mediterranean Black Widow, Latrodectus tredecimguttatus
2013-10-09 12:38:45

The Mediterranean Black Widow (Latrodectus tredecimguttatus), known also as the Steppe Spider, is a species of widow spiders within the genus Latrodectus. It is commonly found throughout the Mediterranean region, ranging from Portugal to southwest and central Asia. Specimens from central Asia are also known by the binomial name Latrodectus lugubris; that name, however, is considered out of date, though it is still commonly found in the literature. Many consider this spider a Latrodectus...

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2009-07-03 19:06:41

The Redbacked Jumping spider (Phidippus johnsoni) is one of the largest and most common jumping spiders in the western parts of North America. It is not to be mistaken for the highly venomous and unrelated Redback spider (Latrodectus hasselti). The Redbacked Jumping spider may inflict a painful bite in self defense if threatened, although there are not any serious medical consequences. Adult Redbacked Jumping spiders are usually about 0.4 inches in length. Although the female has an...

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2009-06-26 18:10:24

The Biting Spider or False Black Widow (Steatoda nobilis) is a species of arachnid native to the Canary Islands. It was accidentally introduced to England around 1870 through imported bananas that were sent to Torquay. It is also found in continental Europe and Africa. Its range is extending northwards and is expected to someday be prominent in the United Kingdom. This spider resembles the black widow and is sometimes though to be one when spotted. It has a round, over-sized abdomen which...

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2009-06-26 17:05:26

The Triangulate Cobweb Spider (Steatoda triangulosa), also known as the Triangulate Bud Spider, is a species of common house spider that is found throughout the world. It is found along the coasts in North America, in southern Russia, in New Zealand, and in Europe. It is largely believed to be native to Eurasia. This spider is well known for the triangle-shaped pattern on the upper side of its abdomen. The adult female is 0.13 to 0.25 inches long. It has a brown-orange cephalothorax...

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Word of the Day
attercop
  • A spider.
  • Figuratively, a peevish, testy, ill-natured person.
'Attercop' comes from the Old English 'atorcoppe,' where 'atter' means 'poison, venom' and‎ 'cop' means 'spider.' 'Coppa' is a derivative of 'cop,' top, summit, round head, or 'copp,' cup, vessel, which refers to 'the supposed venomous properties of spiders,' says the OED. 'Copp' is still found in the word 'cobweb.'
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