As one of the oldest domesticated species, selectively bred over millennia to possess specific behaviors and physical characteristics, the dog enjoys a unique relationship with humans. More than any other animal, dogs are attuned to human behavior and emotions, and accordingly play a range of roles in society, from police and military work to sensory and emotional support. Selective breeding has led to the development of more than three hundred breeds that, despite vast differences, still belong to a single species, . is an accessible, richly illustrated, and comprehensive introduction to the fascinating natural history and scientific understanding of this beloved species. Ádám Miklósi, a leading authority on dogs, provides an appealing overview of dogs' evolution and ecology; anatomy and biology; behavior and society; sensing, thinking, and personality; and connections to humans. Illustrated with some 250 color photographs, begins with an introductory overview followed by an exploration of the dog's prehistoric origins, including current research about where and when canine domestication first began. The book proceeds to examine dogs' biology and behavior, paying particular attention to the physiological and psychological aspects of the ways dogs see, hear, and smell, and how they communicate with other dogs and with humans. The book also describes how dogs learn about their physical and social environments and the ways they form attachments to humans. The book ends with a section showcasing a select number of dog breeds to illustrate their amazing physical variety. Beautifully designed and filled with surprising facts and insights, this book will delight anyone who loves dogs and wants to understand them better.