Theo earned his AD with the Maine Schutzhund club on April 28th 2012 at 6 years 7 months old!
AD: Ausdauerprüfung (German) – An endurance test performed by gaiting approximately 6 – 10 miles per hour for about 12 miles with a ten minute rest halfway and a simple obedience test at the end. AD is a prerequisite for a Korung evaluation.