Atlas entirely dedicated to avian coccidiosis with a practical and visual approach of the topic. This handbook (visual-type) has been written by a renowned expert with a wide experience in coccidiosis management in poultry farming. An up-to-date review has been carried out including the most important points to be tackled, such as aetiology, epidemiology, clinical signs, etc. In addition, information focused on diagnosis and control has been developed, emphasizing techniques designed to detect this protozoon and current vaccination programmes. The atlas format makes the contents understandable and accessible to readers.