Studying Animal Science Introduction to the Animal Sciences Chapter One What is Agriculture? • Anything to do with plants, animals, and natural resources. Then, what is the study of agriculture? • To study how these three relate to human life in benefit or not through management practices. What is animal science? • Branch of science that deals with domestic animals. Domestic animals- species under human control Where did domestication start? It is said… 135,000 years ago the wolf was domesticated leading to the dog domestication around 14,000 years ago. The earliest domesticated food was sheep. So who was the first to domesticate these wolves? Hunters & Gatherers. They used meat, bones, and skins before. …after domestication they could use animals for milk, clothing, power, war, sport, and prestige This transitioned hunters and gatherers into farmers. Why have we domesticated these livestock instead of continuing to hunt? • Now the livestock are a renewable resource. We use the specialties to study how to use them more efficiently! Specialties in animal science are… • • • • • • • • Genetics Nutrition Physiology (Working biologically) Animal Health Ethology (behavior) Meat Science Dairy product science Biotechnology Why is meat an important food source? • Meat, eggs, and dairy products are nutrient dense. Nutrient dense- a measurement of the nutrients provided in a food compared to the calories it contains. Not only can we eat the animals… • We have become accustomed to using animals to make are lives easier through draft, research, by-products, companionship, entertainment, etc. What does the future hold? We are going through a livestock revolution. - Livestock needs will double by 2050. As well as a green revolution. - The need for cereal grains, which began in the 1960s and it credited with saving millions of lives and building many national economies. Assignment • Read Chapter 1 • Answer the following questions:4, 8, 12, 13, 19