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Last updated on April 20, 2014 at 21:20 EDT

Latest Eresidae Stories

Velvet Spiders Emerge From Underground
2012-05-23 11:39:42

Velvet spiders include some of the most beautiful arachnids in Europe and some of the world's most cooperative species. Social species can be very abundant in parts of tropical Africa and Asia with conspicuous colonies dotting the landscape. Social colonies may consist of hundreds of closely-related individuals that participate in dramatic mass attacks on prey and care for their young. The ecology of these social species is fascinating and has been the subject of several landmark scientific...

2009-10-27 12:38:14

While nepotism may have negative connotations in politics and the workplace, being surrounded by your relatives does lead to better group dynamics and more cooperation in some animals. That certainly seems to be the case for spiders, according to a new study published in the open access journal BMC Evolutionary Biology. In an extensive study, the researchers found that Stegodyphus tentoriicola spiders are far more efficient at foraging for food and cooperate better when they're related to...

2009-01-06 14:24:20

A new, colorful poisonous spider species has been discovered in south Moravia, Czech Republic researchers said. The spider, whose bite triggers a fever accompanied by headache, has been dubbed Eresus Moravicus, the Moravian ladybird spider, and listed in the World Spider Catalog, Czech news agency CTK reported Tuesday. It can be found in the reserves where remains of the Pannonian steppes are preserved, said Milan Rezac, associated with Research Institute of Crop Production in Prague. He said...


Latest Eresidae Reference Libraries

Stegodyphus lineatus
2014-04-07 14:12:35

Stegodyphus lineatus is the only European species belonging to the spider genus Stegodyphus. The males of this species are up to 12 millimeters long, while the females are up to 15 millimeters long. The coloration can range from whitish to almost black. In the majority of individuals, the opisthosoma is whitish with two broad black longitudinal stripes. The males and females look similar, but the male is usually richer in contrast and has a bulbous forehead. The species name is in...

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2009-05-02 22:04:28

The Ladybird Spider (Eresus cinnaberinus, formerly Eresus niger) is a species of arachnid native to Europe. It can be found from Portugal to Ukraine, and from England to Greece. It prefers sunny, dry locations and is widely distributed in central and southern Europe. In Great Britain this spider is listed as endangered. It is also considered endangered in Germany. It was previously thought to be extinct in Britain after the 1920s. It was rediscovered in 1979 at a confirmed site in the town of...

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