Spider Discovered That Builds Its Own Spider Decoys

What I don't understand, though, is that a big spider hanging in a web is probably likely to scare off not only predators, but prey as well. What self-respecting insect is going to fly straight past a big spider? Surely evolution must have "taught" them by now that where a big spider is floating in mid-air, there's probably a web around it?

And what about predators interested in eating big spiders?

On the other hand, this construction may actually be quite effective in keeping big, clumsy animals like, say, h

Source: http://rss.slashdot.org/~r/Slashdot/slashdotScience/~3/MwBwyqBLTm0/story01.htm

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