Mouthing is a completely natural process for dogs – like human babies (even more so) they want to put everything in their mouth and chew on it. This is one of the fundamental ways they learn about the world and is not a bad thing.
However, if you don’t know how to handle a puppy using his mouth, then you could very well end up with a problem behavior and a dog that learns to solve problems with his mouth.
Here are a few key things for you to know so you can stop problematic biting and mouthing, while also helping your dog explore the world: