Introduction to Animal Nutrition and Digestive Biology

Have you ever wondered how animals break down food to get the energy they need to survive and grow? This text-only course guides you through the fundamental principles of animal nutrition, from ingestion methods to the complex workings of digestive systems. You will gain a clear, structured understanding of the biological processes that sustain animal life. What you'll learn: Understand the five core stages of nutrition: ingestion, digestion, absorption, assimilation, and egestion; Compare different feeding mechanisms across various animal groups; Study the human digestive system in detail, tracing the path of food and the roles of key organs; Examine the unique digestive processes of ruminants and single-celled organisms like amoebas; Explore the modern science of the gut microbiome and its critical role in animal health; Practice your knowledge with written comprehension exercises and self-assessment questions. The course begins with foundational definitions of nutrients before walking you through comparative biological systems and modern nutritional concepts. Designed specifically for beginners and school-level science students, this course requires no prior biology background. Start reading today to master the essentials of animal digestive biology.