The Squire decided to move one of the bird feeders, because the squirrels were cleaning it out. He put it in the middle of the garden, and placed a metal guard on both that pole, and the one next to it. As you can see, this worked perfectly.

For the squirrels.
There are a couple of videos of squirrel obstacle courses on YouTube that might help you with new designs: https://www.youtube.com/watch?v=DTvS9lvRxZ8