Puppy Obedience Training – Forest – 3 1/2 – 4 1/2 months old German Shepherd Dog / K9 Ambassador 13 second read 0 0 81 Share on Facebook Share on Twitter Share on Google+ Share on Reddit Share on Pinterest Share on Linkedin Share on Tumblr Puppy obedience training with positive methods. Forest – 3 1/2 – 4 1/2 months old German Shepherd Dog. More details on: http://www.k9ambassador.com.