Why Dogs Are Reactive & What Actually Helps | Dog Behaviourist Sydney | Bondi Behaviourist

Bondi Behaviourist • April 21, 2026

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If you’ve got a reactive dog, you already know how it feels. You’re scanning the environment constantly. You’re bracing for the next bark, lunge, or explosion. Walks feel stressful instead of enjoyable.


And most people jump straight to one question: “How do I stop this behaviour?” But that’s the wrong place to start.


What Reactivity Actually Is


Reactivity isn’t your dog being “bad”, stubborn, or dominant.


It’s your dog responding to something in their environment in a way that feels necessary to them.


That might look like barking and lunging on lead, growling at people or dogs, over-arousal in busy environments, or struggling to settle or switch off. But underneath all of that is one simple thing: your dog doesn’t feel okay in that moment. Reactivity is communication, not disobedience.


Why It Happens


There’s always a reason, and it’s rarely solved by more obedience alone. From what we see every day working with reactive dogs, the drivers usually fall into a few categories.


Emotional State & Nervous System


If your dog is constantly on edge, overstimulated, or unable to settle, they’re already starting from a place of stress. When the nervous system is dysregulated, reactions come faster and stronger.


Lack of Clarity


Dogs that don’t understand what’s expected of them will fill the gap themselves, and often that looks like barking, pulling, or reacting.


Environmental Pressure


Busy parks, cafes, dog beaches, tight spaces. Modern dog life asks a lot of dogs. Too much, too soon, without the right preparation leads to reactivity.


Learned Behaviour


If barking and lunging has worked and the scary thing goes away, it becomes the go-to strategy. Not because your dog wants to behave that way, but because it’s worked.


Why Most Training Doesn’t Work


Most approaches focus on stopping the behaviour by correcting the dog, distracting with food, or trying to “get them used to it.”


The problem is you’re trying to override something that has a real emotional driver behind it. If you don’t address that, it comes back or shows up somewhere else.


The Approach That Actually Works


For us, the focus isn’t just on behaviour, it’s on the state of the dog first. Because when you change that, behaviour changes with it.


Step 1: Stabilise the Dog


Before anything else, we need to ensure the dogs nervous system is settled and any enrichment needs that are not currently being met are addressed. We want to make sure we are training a dog who isn't frustrated and that can rest and recover, isn’t constantly overstimulated, and has their basic needs met. A stressed dog can’t learn.


Step 2: Reduce Pressure


This doesn’t mean avoiding life forever. It means being intentional about what your dog is exposed to. Too much exposure too early often makes things worse, not better.


Step 3: Build Clarity & Communication


Your dog needs to know what to do, when to do it, and how to succeed. Without that, they default to reacting.


Step 4: Change the Experience


Only once the foundation is in place do we start changing how your dog feels about triggers, not by forcing them through it, but by setting them up to actually cope.


What Progress Actually Looks Like


It’s not linear and it’s not instant.


Because you’re not just training a behaviour, you’re changing how your dog experiences the world. That takes consistency, clarity, and patience. But when it clicks, you don’t just get a dog that doesn’t react. You get a dog that feels calmer, recovers faster, and can actually exist in the world comfortably.


This Is Why We Are Running the Reactive Dog Workshop


Most people don’t need more commands. They need a clear framework, an understanding of what’s actually going on, and practical skills they can apply immediately. That’s exactly what we focus on in the workshop. Not quick fixes, not band-aids, but real understanding and real change.


Final Thought


Reactivity isn’t something your dog needs to grow out of. It’s something they need help navigating. And when you give them the right support, everything changes.


Want to dive deeper?


If this resonates, the Reactive Dog Workshop is where we put all of this into practice. Small groups, real-world scenarios, and ongoing support so you’re not left trying to figure it out on your own.


CLICK HERE TO LEARN MORE

If the workshop isn't for you but you’d like help applying this and in doing so, improving your and your your dogs lives, I can support you in a few different ways.

Through Canine Caregivers, I offer online courses and webinars to build understanding, structure, and consistency at your pace.

If you’re based in Sydney, I also offer 1:1 training across Sydney, socialisation classes, and can provide all recommended training equipment to support the work we’re doing.

I offer The Complete Care training program that covers every single base you will need as well as The Starter Program which allows you to tailor the training and support you need with flexibility.

— Ian

 Bondi Behaviourist


“A healthy dog is a happy dog and a happy dog is great to live with”.

Ian Shivers

Pet Parent, Dog Trainer & Behaviourist, podcast and content writer

I’m not here to help you create an obedient dog. I’m here to help you create a better life with your dog built on understanding, trust, and meeting both of your needs.


Whether you’re starting fresh with a new puppy or looking to improve life with your current dog, I’m here to guide you with practical, simple, and effective support.


Hi, my name is Ian, and I’ve been working with dogs and their owners since 2007, helping families build calmer, more connected relationships that last. With 150+ five-star Google reviews, I’m proud to be one of Sydney’s highest-rated behaviourists you can trust.

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