spacer gif spacer gif spacer gif spacer gif spacer gif
QUICK SEARCH:   [advanced]


spacer gif
     Home     Help     Feedback     Subscriptions     Archive     Search     Table of Contents    

Right arrow Help viewing high resolution images
Right arrow Return to article

(Downloading may take up to 30 seconds.
If the slide opens in your browser, select File -> Save As to save it.)
Click on image to view larger version.



Fig. 1. Western black widows (Latrodectus hesperus) construct cobwebs that consist of three primary regions. A supporting structure (SSt) of dragline threads is used to suspend a non-sticky sheet (SH) that the spider uses to move around the web. Gumfooted lines (GF) extend downward from the sheet to the substrate and are held under tension by the sheet.





Right arrow Return to article