If you are not aware that these changes are happening or coming watch out. Puppies may not be complex thinkers, but they still develop through stages that modify their behavior. In the end it will do more damage emotionally that it will be entertaining. The Infant This is generally considered between eight to twelve weeks.

Don't ever use this as an entertaining way to play with your puppy. This needy developmental phase for your puppy requires massive amounts of feeding, pooping, playing, and sleeping. Knowing what is coming increases your rate of successful and caril companionship with your dog. This is also the introduction of your puppy to all that is in the world around him.

Most people can relate to these stages because it draws on their own personal experience. While they have to get their wiggles out, also keep in mind that satisfying mood calming activities you can introduce like playing with a ball can be helpful.

Puppies are so similar to their development stages that it is best to explain them in those terms. With that, your puppy may be afraid of items unknown.

This phase also is spiked with moments of "tasmanian devil" behavior on the part of your pup.