Search results
Results from the WOW.Com Content Network
A Web crawler, sometimes called a spider or spiderbot and often shortened to crawler, is an Internet bot that systematically browses the World Wide Web and that is typically operated by search engines for the purpose of Web indexing (web spidering). [1] Web search engines and some other websites use Web crawling or spidering software to update ...
Science & Tech. Sports. Weather. 24/7 Help. For premium support please call: ... One example is the web made by the black lace-weaver which is found in many parts of the U.S.
A classic circular form spider's web Infographic illustrating the process of constructing an orb web. A spider web, spiderweb, spider's web, or cobweb (from the archaic word coppe, meaning 'spider') [1] is a structure created by a spider out of proteinaceous spider silk extruded from its spinnerets, generally meant to catch its prey.
In web-weaving species, precise patterns of vibrations in the web are a major part of the rituals, while patterns of touches on the female's body are important in many spiders that hunt actively, and may "hypnotize" the female. Gestures and dances by the male are important for jumping spiders, which have excellent eyesight. If courtship is ...
Nursery web spiders (Pisauridae) are a family of araneomorph spiders first described by Eugène Simon in 1890. [1] Females of the family are known for building special nursery webs. When their eggs are about to hatch, a female spider builds a tent-like web, places her egg sac inside, and stands guard outside, hence the family's common name.
Philip Tetlow, an IBM-based scientist influential in the emergence of web science as an independent discipline, [6] argued for the concept of web life, [7] which considers the Web not as a connected network of computers, as in common interpretations of the Internet, but rather as a sociotechnical machine [8] capable of fusing together individuals and organisations into larger coordinated groups.
A collective web of Agelena consociata in Uganda.. A social spider is a spider species whose individuals form relatively long-lasting aggregations.Whereas most spiders are solitary and even aggressive toward other members of their own species, some hundreds of species in several families show a tendency to live in groups, often referred to as colonies.
The Web-based Inquiry Science Environment (WISE) is a program hosted by University of California, Berkeley and supported by the National Science Foundation. It provides a platform for creating inquiry-based science projects for middle school and high school students to work collaboratively using evidence and resources from the Web.