This is a brilliant idea to put on top of a 6 ft fence to prevent climbing escapes smile emoticon Is your dog a fence-jumper/climber? Try paw-proofing the top of your fences with a PVC 'roller bar' which dingo paws can't hold onto.
DIY feeder for grit and oyster shells! I am loving this idea:) Keep your chickens laying eggs with strong shells using this! Do any of you use something like this to give your chickens there grit or oyster shell?