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The Squirrel Management Challenge

Feeding birds is a most enjoyable backyard activity, but there is one aspect that can fill even the most mild-mannered person with rage: squirrels! If you're ready to pull out all the stops, there are plenty of new weapons on the market.

Thanks to technology and some inspired inventors, feeders are specifically designed to (perhaps) stop squirrels in their tracks. The arsenal includes weight-balanced feeders, cage-guarded feeders and mild shock treatment feeders...