You thought your puppy had calmed down, but now that he’s almost grown, he’s back to chewing, jumping on you, playing rough, or not listening to you. Maybe he’s also starting to get into disagreements with other dogs. What’s happened to your sweet pup? He’s a teenager now! These resources will help you cope.

Puppy Nipping, Biting and Rough Play
Puppy Development and Socialization
Chewing and Destructive Behavior