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new agression

  1. Newly Developed Aggressive Behavior

    General Dog Forum
    I have a South African Mastiff. He has always been very sweet and lovable. However, I was unable to keep him so my mom offered to take him. He is great with her and her other dogs. No aggression towards any of them. However, he does show a lot towards my moms husband. But he never did before. We...
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