Our 11 month old jack Russell has started being aggressive to my 18 year old…

Our 11 month old jack Russell has started being aggressive to my 18 year old daughter he is not like this all the time only sometimes out of the blue

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PK Dennis
5 years ago

Has your dog been neutered?  Your dog is at an age that hormones can be leading to dominance issues and it could be that your dog sees your daughter as low man in the chain of command.  Neutering can help with this issue, but is is not a cure-all.  All terriers tend to be independent thinkers, challenging and will take over a home — one person at a time– if not handled correctly now!  You need to neuter that dog if he isn’t already — and start working with a trainer that understands the terrier brain (uses positive training methods).… Read more »

Jana Rade
5 years ago

Did you observe the circumstances/situations when it happens? It is important too see what the trigger(s) might be. It might not always be readily obvious but I feel there must be something these outbursts have in common … ? Even things like time of the day, departures/arrivals, around dinner time, when it gets dark … ? When was his last vet exam? Often sudden aggression comes as a result of pain or other health issues. Did you notice any other changes in him? Elimination habits, exercise/play habits, appetite, when he prefers to rest … ? What is normally their relationship?… Read more »

5 years ago

i always follow sudden behavior changes with a visit to the vet to ensure this isn’t medical.

Christina Chambreau
5 years ago

Great points, PK. thanks

Christina Chambreau
5 years ago

As you can see from Jana’s comment, it is very important to carefully explore triggers and causes, physical and mental.  It is important to see what is happening with your 18 year old as well. Often animals pick up on something wrong with people in their life. For general health and to quickly nip this aggression quickly, I strongly recommend finding an integrative veterinarian with whom to work. This is a person trained in many different approaches, including using conventional drugs only when absolutely needed. Working with one can increase the chance that your cherished companion can live a long and… Read more »