Gandalf is an Immortal Angelic being of the race of the Ainur , there are two types of the Ainur , the Valar and the Maiar which , the Valar are the greater Ainu , the Maiar are the lesser Ainu , Gandalf is a Maia , The Valar have their own groups of the Maiar , Gandalf 's name in Valinor was Olorin where the vast majority of the Ainur are inhabited ...
A dog is considered a puppy until they are about 2 years old. Many people say one year old but a dog is not done developing by 1 year of age. It also depends on the breed of dog. Smaller breeds are done developing sooner where as large breeds take at least a year more.
Training Your Puppy To Lead / Walk On A Leash. Until a puppy is 8 weeks old, I believe it is best to not use a collar and leash. This is due to lack of physical maturity of his bones and muscles, and because his learning abilities are not well prepared for training earlier than this time.