Principles of Companion Animal Nutrition, Second Edition, covers basic biological principles and day-to-day practices of pet nutrition in a scientifically accurate, yet easy-to-read, format. Practical applications throughout the text help students make a direct connection between the daily practice of animal nutrition and the underlying biological processes and research that support those practices. Ample illustrations and real-world applications make difficult concepts easy to understand for students and bring to life the role of scientific research in improving the nutrition and health of companion animals.