chickens in their DIY chicken tunnel. We live in a residential area, so to keep the chickens protected from hawks, dogs and other predators (and to keep them out of our neighbor's yard) we hook up their portable play-pen to the run and let them range.
Chicken Coop Security - Perfect if you are going to put the wire over the cinder blocks. Never use cinder blocks inside the coop your chickens can get stuck in the holes and die! Solution-fill in the holes with dirt and plant lettuce for your chickens!