CHICKEN CRACK BOTTLES Use a drill bit to drill holes in empty plastic bottles, add chicken scratch (aka: chicken crack) and watch the fun break out! Provide several bottles to the flock at once to avoid conflict fowl penalties. - Gardening Go Backyard Chicken Coops, Chicken Coop Plans, Building A Chicken Coop, Diy Chicken Coop, Chickens Backyard, Chicken Feeders, Chicken Swing, Chicken Tractors, Chickens In Garden