The collection "Service dog breeding" includes the works of A. P. Mazover, V. N. Zubko, L. S. Shereshevskaya, A. P. Orlov and other famous Soviet scientists, cynologists. This book provides information about the most common breeds of service dogs, their origin and use. In a popular form, the features of keeping, feeding, breeding service dogs, raising, raising and training puppies are described, the basics of the physiology of behavior and training of puppies are considered.