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My intact male dog fights other male dogs. How can I help him?

Updated on September 23rd, 2025

Pet's info: Dog | Staffordshire Bull Terrier | Male | unneutered | 3 years and 9 months old | 66 lbs

I have a rather dominant male, intact dog, He is a 3 year old , 30kg staffy. He’s fine with the family and at home but one big problem is when encountering other male dogs! If there is any stand off, there is almost always a fight. 9 times out of 10 he doesn’t make the 1st move but when it kicks off, he is the one doing the damage. I hate this happening and any advise to reduce his dominant urge would be greatly appreciated! Many thanks

2 Answers

Most Helpful Answer

Dr. Melanie, BVSc MS

Answered By Dr. Melanie, BVSc MS

Veterinarian

Published on November 5th, 2017

I'm sorry you are dealing with this problem! The first thing to do is neuter Loki. His aggressive behaviors to other male dogs could be due to the hormones produced from being intact. Intact male dogs will fight to protect their territory and for females. Neutering him can help reduce the aggressive tendencies. After that is done, I recommend getting him in with a professional behavioral expert. I never recommend owners work with aggressive behaviors on their own due to the serious risks to safety, and it is something that is best left to the professionals. A behavioral expert can work with Loki and you on his aggression, and can help train him to reduce it. Good luck, I hope this helps!
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Related Answers from Veterinarians

  • Answered By Dr. Elizabeth

    Veterinarian

    Published on April 9th, 2018

    I'm sorry to hear you are having such hard time with Loki. Behavior can be complicated and any time a pet shows any signs of aggression, it is safest to work with a certified trainer. The trainer will observe the behavior and then will discuss ways to adjust your behavior in order to influence his. Loki needs daily hard exercise and a training routine which may help to improve his behavior. Likely he will out grow some of these behaviors as well but some pets do not. Trainers and behaviorist can be found online and you can also ask your vet for any recommendations. I hope this helps to lead you in the right direction!

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    1Pet Parents found this answer helpful

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