EU Module 3.1 will introduce you to the basic biology of the most common farm animals used in research: pigs, fowls, and ruminants. You will go through their anatomy and physiology, their dietary needs, the best housing for the laboratory environment, and how to ensure good health and welfare, considering the best husbandry practices for each species. Additionally, it will address the impact that different experimental procedures may have on their welfare. The module will also cover the various strains used in the laboratory and best practices for record-keeping.