Stage of a Dog life cycle. Training a new Puppy.
How it develops psychologicallyStudies on the behavior of canines in the last twenty years, have clearly defined key stages in the puppies psychological development. Based on this study, we can determine what kinds of actions are beneficial and which are harmful for their state of mind.
The psychological development of a puppy is divided in several stages:
- The first 20 days
- From 21 days to 7 weeks old
- From 7 weeks to 12 weeks old
- From 12 weeks to 16 weeks old
- From 4 to 12 months old


