This book is intended for everyone, children or adults, curious to learn more about horses. In addition to providing precise and illustrated information, it encourages readers to observe their companions. It complies with the programs of ethological knowledge in horsemanship of the French Equestrian Federation and therefore offers all the scientific theoretical content that must be mastered to pass the following: - the sensory world of the horse, - the means of communication at its disposal, - its social structure, - its activity over 24 hours, - the constraints of domestication, - the learning processes, - the temperament, - the consequences of predation, - quizzes to test your knowledge. It is also suitable for preparing for the Galops. This book is a true reference in equine ethology!