Give your dog a birthday! Have you ever wondered just how old is your dog? Maybe you adopted him at the shelter and they gave you their best guess. Maybe you found your dog and you've never been quite sure. This book shows you how to look at your dog's teeth and other physical characteristics to hone in on the age range. There are a lot more clues than you think to help give your dog a birthday! You will learn: · Factors that influence physical features and development of dogs · Features to identify age from newborn to senior dogs · Sterilization status in male and female dogs