Below is a link to another article I wrote for Fix.com: http://www.fix.com/blog/raising-chickens-at-home/
Their graphic artists have done a terrific job. Here is their version of the iconic permaculture diagram of a chicken.
They have done a great job of making our little chook shed look presentable.
This is what it really looks like.
Same with the tractor.
Here is what ours looks like in our food forest.