So, . . I have taken to heart the comments I received from my intro post, this morning I spent 2 hours putting this little enclosure together in hopes of allowing my new little flock to get some "REAL" fresh air and stretch their legs. HOWEVER it hit me like a tittle wave "OMG" ! Do Chickens Fly?? Can they get out of this little play yard I'm trying to create?? I think I need some more help and advice. Its 4 feet, I'