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  1. How to Stop Puppy Biting & Nipping

How to Stop Puppy Biting & Nipping

How to Stop Puppy Biting & Nipping

Penny DiLoreto, CPDT-KA - Author of The ABCs Of Dog Training
May 29, 2026

Why Puppies Bite, What NOT to Do, and the Proven System That Actually Works

Welcome to Fix It Fridays - Series 2 - Episode 1 πŸ₯³

We are kicking off the new series with one of the most requested topics from our community - and if you have a puppy at home right now, you probably already know why,

Puppy biting.

Those tiny teeth are adorable - until they are puncturing your skin for the third time before breakfast. If you have ever looked down at your hands, arms, or ankles covered in puppy bite marks and wondered whether your sweet little ball of fur is secretly a tiny shark, you are not alone. 🦈 😳 


Here is the most important thing I want you to hear before we dive in: your puppy is not aggressive. They are not mean. They are not "bad." They are doing what puppies are biologically programmed to do - and with the right approach, you can teach them to stop.

Why Do Puppies Bite and Nip?

Understanding why your puppy bites is the first step to stopping it. There are several completely normal reasons puppies use their mouths - and none of them have anything to do with aggression or dominance.
  🌎  They Are Exploring the World
Puppies discover everything through their mouths. Before they have fully developed paws that can manipulate objects, biting and chewing is how they investigate textures, temperatures, and shapes. Your hands, ankles, and shoelaces are simply fascinating objects to explore.
   πŸ¦·  They Are Teething
Between three and six months of age, puppies lose their baby teeth and grow their adult teeth. This process is uncomfortable, and biting helps relieve the pressure. You will often notice biting increases during this period - it is completely normal and temporary.
  πŸ₯³   They Are Playing
In the litter puppies play by biting each other. It's how they learn social skills, build relationships, and burn energy. When they come home with your,, they try to engage in the same way - because as far as they are concerned you are just a really large, exciting litter mate.
  😫  They Are Overstimulated or Overtired
Just like human toddlers, tired or overstimulated puppies lose their self-control. If biting often escalates when puppies have been awake too long, had too much excitement, or missed a nap. If biting suddenly spikes, check when your puppy last slept.
   πŸ€¬  They Have Learned It Gets a Reaction
This is the one that surprises most new puppy owners.  If your puppy has bitten you before and you yelped, pulled away, or gave them attention - even negative attention - they may have learned that biting is an effective way to get you engaged. Any response can be a reward to a bored or attention-seeking puppy.

What NOT to Do - The Mistakes That Make Biting Worse

Before we get to what works, let's talk about what doesn't - because well-meaning owners often accidentally make puppy biting worse without realizing it.
    ⚠️  Avoid These Common Mistakes:
  • Yelping loudly:  Many trainers used to recommend yelping like a littermate to stop biting. For some puppies, this works but for many it actually increases excitement and escalates biting. If yelping makes your puppy bite harder or faster, stop immediately.
  • Pulling your hand away quickly: Fast movement triggers a puppy's prey drive. The more dramatically you pull away, the more exciting the "game" becomes. Instead, move slowly and calmly.
  • Physical punishment of any kind: Tapping, flicking, or holding your puppy's mouth shut does not teach them what to do instead. It creates fear and anxiety, which can actually increase biting or lead to other behavior problems down the road.
  •  Rough play with your hands: If you use your bare hands to wrestle, tease, or rough-house with your puppy, you are teaching them that hands are toys. This is one of the most common causes of persistent biting in older puppies.
  • Inconsistency: If biting is sometimes acceptable and sometimes not, your puppy cannot learn the rule. Every person in your household must respond to biting the same way every single time.

What Actually Works - The Step-by-Step System

Here is the proven positive reinforcement system for stopping puppy biting. Work through these steps consistently and you'll see real results within one to two weeks.
Step 1: Teach Bite Inhibition First

Before you stop biting entirely, you need to teach your puppy to bite softly. This is called bite inhibition, and it's one of the most important skills a dog can earn - because a dog who has learned to be gentle with their mouth is infinitely safer than one who has learned not to bite at all.

Allow mild mouthing, but the moment your puppy bites hard enough to cause discomfort, say "Ouch!" in a firm, calm voice - not a shriek - and immediately stop all interaction. No eye contact, not talking, no movement. Wait, three to five seconds, they calmly resume. Repeat every time. Your puppy will gradually learn to adjust the pressure of their bite.

Step 2: Redirect to an Appropriate Chew Toy

The moment your puppy goes to bite your hands or ankles, redirect their attention to an appropriate chew toy. Keep a toy close by at all times during the first few months. When teeth touch skin, calmly say a cue word. This word can be anything you choose, and can remember.  Something like: "Soft", "Gentle", "No Bite", and immediately offer the toy. When they take the toy, praise them warmly. You are teaching them: teeth on skin - no fun. Teeth on toy - fun continues.

Step 3: Use Time-Outs Consistently

If biting continues after redirection, calmly and quietly leave the room or turn completely away and stop all interaction for 30 - 60 seconds. You are not punishing your puppy - you are removing the most exciting thing in their world; YOU! Most puppies find this consequence very effective because what they want most is our attention and engagement.

Step 4: Teach an Incompatible Behavior

A puppy cannot bite you and sit politely at the same time. Once your puppy knows a few basic commands, use them proactively. Ask for a sit before petting, before play, and whenever you see the "zombie eyes" that signal biting mode is approaching.  Reward the sit lavishly. You are replacing biting with an incompatible behavior that earns them a big reward.

Step 5: Manage the Environment

Prevention is training. When you know your puppy is tired, overstimulated, or in a biting mood , manage the situation before the biting starts. Put them in their crate, playpen, or behind a child gate, with a chew toy for a nap. A rested puppy bites far less than an overtired one. Never let biting sessions continue until they escalates - end the interaction before it gets out of control,

   πŸ’‘  Pro Tip - The Puppy Nap Schedule: Most puppies need 16 to 18 hours of sleep per day. A puppy who has been awake for more than an hour or two is likely overtired - and an overtired puppy bites more, not less. Build a regular nap schedule into your day, and you'll see biting will reduce dramatically.

The ABC Connection - Why This Works

  • Everything in this system comes back to my ABC Method - Antecedent, Behavior, Consequence.

      • A - Antecedent: You manage the environment to prevent biting before it starts. Nap schedules, keeping toys nearby. No rough house play - these are all antecedent management strategies
      • B - Behavior:  You redirect the biting behavior to an appropriate outlet - the chew toy. You are not suppressing the behavior - you are channeling it appropriately.
      • C - Consequence: Biting skin ends all fun immediately. Biting the toy earns praise and continued play. The consequences shape which behaviors your puppy will repeat

    Your puppy isn't broken. They just need a blueprint. And now you have one.🐾

    Need Extra Help with Your Puppy?

    Every puppy is different, and some need a little extra one-on-one guidance to get through the biting phase. If you have tried these techniques consistently and you're still struggling - or if the biting feels more intense than what is described here - please don't hesitate to reach out. 


          πŸ‘‰  Contact me directly at: penny@hotdiggitydogresort.com

    Enjoy what you're reading?

    Take it a step further and tune into Let's Paws and Reflect - my podcast series. Set back and listen as we dive even deeper into everything dog behavior-related and training tips.

        🎀  Tune In Here: amazon.com/dp/B0GVW29GJ3
    Missed Paws and Reflect Series 1 episodes?

    Not to worry - I've got you covered.  πŸ‘‡


    • Season 1: Episode 1 - Stop Dog Jumping: 
    • https://hotdiggitydogresort.com/blog/why-does-my-dog-jump-on-people
    • Season 1: Episode 2 - Take Back Your Walks: https://hotdiggitydogresort.com/blog/take-back-your-walks
    • https://hotdiggitydogresort.com/blog/take-back-your-walks
    • Season 1: Episode 3 - Teach Your Dog To Come Every Time: https://hotdiggitydogresort.com/blog/teach-your-dog-to-come-every-time
    • https://hotdiggitydogresort.com/blog/teach-your-dog-to-come-every-time
    • Season 1: Episode 4 - Stop Excessive Barking: https://hotdiggitydogresort.com/blog/stop-excessive-barking
    • https://hotdiggitydogresort.com/blog/stop-excessive-barking

    🐾 Listeners of the Let's Paws and Reflect podcast already know Penny DiLoreto's warm, no-nonsense approach to dog behavior. Now it's all in one place. The ABCs of Dog Training is the companion book every dog owner in this community has been asking for β€” packed with real insight, practical tools, and the kind of understanding that changes everything. Available on Amazon now. Don't wait β€” your dog will thank you. πŸ“–The ABCs of Dog Training: on sale now!


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