3 Some Tips On The Right Way To Gain Muscle Mass Chicken wire or n . y . commercial-grade transfer. You will need a lot of this, in the instant it will keep the chicken run enclosed and safe in the wild animals that would like to harm your birds. However, make sure that the holes are not large enough for your chickens to leave from! Chicken wire does not make a fine wall for the coop itself, as birds like to having something to conceal in and feel safe.