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The cribellate (lace-weaving) spider (Amaurobius) creates an untidy type of spider web from silk that looks blueish-grey when it is fresh. There is a retreat in the center where the spider waits ...
So don't be a cotton-headed ninny muggins, spread some holiday cheer and laughs with these funny Elf quotes below. 35 Best Elf Quotes "The best way to spread Christmas cheer is singing loud for ...
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.
Okay, so Buddy the Elf is not the best source for nutrition advice, but the movie Elf, starring Will Ferrell as the lovable Buddy, has forever earned its place among the all-time best Christmas ...
The Plokiophilidae or web-lovers are a small group of insects belonging to the true bugs (Heteroptera). Nine genera (one fossil, from Baltic amber) and 20 species are currently known. Nine genera (one fossil, from Baltic amber) and 20 species are currently known.
Schematic of the spider's orb web, structural modules, and spider silk structure. [15] On the left is shown a schematic drawing of an orb web. The red lines represent the dragline, radial line, and frame lines. The blue lines represent the spiral line, and the centre of the orb web is called the "hub".
The average toughness of the fibres is 350 MJ/m 3, and some are up to 520 MJ/m 3, making the silk twice as tough as any other spider silk known. [8] The web of Darwin's bark spider is remarkable in that it is not only the longest spanning web ever observed, but is the largest orb web ever seen, at an area of up to 2.8 square metres (30 sq ft). [2]
The size of webs can vary significantly. Some species build sheet webs with mainsheets of up to one square metre, [4] while some species (e.g. Cambridgea quadromaculata) do not build webs at all. [12] Those Cambridgea that do build webs run along the underside of the mainsheet rather than along the top as some sheet-web spiders do (e.g ...