In this unit, students will learn how animals provide, food, companionship and jobs, and that the purpose of the animal agriculture industry is to raise animals to produce meat, milk, eggs, or other dairy products. Students will explore how farmers and governmental agencies can track farm animals to quickly and easily locate the source of contamination or disease caused by contaminated animal products. Taxonomy, a way that scientists classify living things, will also be explored. Students will also learn about animal genetics, cloning, and the human consumption of cloned meat. Animal behavior will also be explored, as will the different ways that animals are confined, whether in pens or in their natural, free-range environment. The impacts of confinement will also be taught. Protection of animals against cruelty will also be discussed, as will how animal waste is dealt with. Finally, students will explore different careers related to animal care and breeding.