1. Animal Agriculture
History and Development of Animal Agriculture / Domestication of Animals / History of Agricultural Education and Research / Animal Agriculture and the World Economy / Animal Agriculture and the United States Economy / Summary

2. Breeds and Life Cycles of Livestock and Poultry
Introduction / Development of Breeds / Breeds of Livestock and Poultry / Beef Life Cycle / Dairy Life Cycle / Goat Life Cycle / Sheep Life Cycle / Swine Life Cycle / Poultry Life Cycle / Summary

3. Animal Products
History of Availability and Consumption of Animal Products / Composition and Comparative Nutritional Contributions of Selected Animal Products / Purchasing Food Nutrients via Animal Products / Trends in Per Capita Consumption of Animal Products / Atherosclerosis / Fortification of Animal Products / Preservation of Animal Products / Antibiotics and Antibiotic Resistance in the Production of Foods from Animals / Grading Animal Products / The Future of Animal Products / Summary

4. Companion Animals
Introduction / History and Domestication of Dogs and Cats / Breeds and Characteristics of Companion Animals / Contributions of Companion Animals to Humans / Therapeutic Uses of Companion Animals / Human–Companion Animal Bonding / Companion Animal Behavior / Care and Training of Companion Animals / Feeding and Managing Companion Animals / Health and Disease Aspects of Companion Animals / Career Opportunities Associated with Companion Animals / Summary

5. Horses
Introduction / Characteristics and Types of Horses / Selection of Horses / Care and Management of Breeding Horses / Nutrition of Horses / Training and Grooming Horses / Common Defects and Unsoundness in Horses / Determining the Age of Horses / Disease and Parasite Control Aspects of Horses / Summary

6. Aquaculture
Introduction / Aquaculture Defined / History of Aquaculture / Current Trends in Global Fish Consumption / Characteristics of Fish / Water Quality / Production Methods / Aquaculture Production Cycles / Aquaculture, the Environment, and Animal Well-Being / Marketing / Processing of Aquaculture Products / Summary

7. State of Being of Domestic Animals
Introduction / Origins of the Debate / Scientific Assessment of the State of Being of Agricultural Animals / Scientific Assessment of the Current Status of Animal State of Being / Summary

8. Fundamental Principles of Genetics
Introduction / The Cell Theory of Inheritance / Chromosomal Abnormalities / Cell Division / The Gene and How It Functions / Genes and Embryological Development / Biotechnology / Segregation and Recombination of Genes / Laws of Probability and Animal Breeding / Mutations / Phenotypic Expression of Genes (Nonadditive) / Phenotypic Expression of Genes (Additive) / Sex-Linked Inheritance / Sex-Influenced Inheritance / Sex-Limited Traits / Genome Project / Summary

9. Principles of Selecting and Mating Farm Animals
Introduction / Phenotypic Variations in Quantitative Traits / Statistical Evaluation of Quantitative Traits / Frequency of Genes in a Population / Causes of Phenotypic Variation / Selection / Selection for Different Kinds of Gene Action / Selection of Superior Breeding Stock / Predicting the Amount of Progress Possible through Selection / Genetic Correlations / National Performance Programs / National Genetic Evaluation / Mating Systems for Livestock Improvement / Summary

10. Anatomy and Physiology of Farm Animals
Introduction / External Body Parts / The Skeletal System / The Muscular System / The Circulatory System / The Digestive System / The Respiratory System / The Nervous System / The Urinary System / Summary

11. The Application of Endocrinology to Selected Animals and Humans
Introduction / The Science of Endocrinology / Endocrine Glands and Their Secretions / The Chemical Nature of Hormones / Functions of Hormones / Mechanism of Hormone Action / Regulation of Hormone Secretion / Practical Uses of Natural and Synthetic Hormones / Summary

12. The Physiology of Growth and Senescence
Introduction / The Phenomenon of Growth / The Cell Is the Unit of Growth / Periods of Growth / Hormonal Control of Growth / Nutrition and Growth / Hereditary Mechanisms in Growth / Senescence (Aging) / Some Hypotheses of Aging / Summary

13. Anatomy and Physiology of Reproduction and Related Technologies in Farm Mammals
Introduction / Anatomy of the Mammalian Male Reproductive Tract / Anatomy of the Mammalian Female Reproductive Tract / Physiology of Reproduction in Farm Mammals / Application of Recent Research and Related Technologies in the Physiology of Reproduction / Summary

14. Artificial Insemination
Nomenclature and Definition / History and Development of Artificial Insemination / Importance and Implications of Artificial Insemination / Semen Collection / Evaluation of Semen / Extension of Semen / Semen Storage / Regulations Governing Artificial Insemination in Cattle / Artificial Insemination in Cattle / Artificial Insemination in Swine / Artificial Insemination in Horses / Artificial Insemination in Poultry / Artificial Insemination in Bees / Artificial Insemination in Humans / The National Association of Animal Breeders, Inc. / The Future of Artificial Insemination / Summary

15. Physiology of Lactation
Introduction / Mammary Gland Defined / Anatomy and Architecture of Mammary Glands / Growth and Development of Mammary Glands / Hormonal Regulation of Lactation / How Milk Is Made / How Milk Is Discharged (Secreted) / The Phenomenon of Milk Letdown / Regression (Involution) of the Mammary Gland / Factors Affecting Lactation / Immunological Aspects of Colostrum / Transgenic Animals and Lactation / Summary

16. Physiology of Egg Laying
Introduction / Egg Colors and Shapes / The Structure of an Egg / Reproduction and Egg Formation / Hormonal Regulation of Egg Laying / How an Egg Is Laid (Oviposition) / Factors Affecting Egg Laying / Factors Affecting the Composition and Characteristics of Eggs / Factors Affecting Egg Size / Immunological and Medical Aspects of Eggs / Summary

17. Ecology and Environmental Physiology
Introduction / Heredity and Environment / Adaptation to Environment / Stress / Homeostasis and Homeothermy / Temperature Regulation / Nutritional Aspects of Environmental Conditions / Fever / The Thermoneutral Zone / Heat Production / Heat Dissipation / Effects of Climate on Production / Summary

18. Principles of Nutrition: Plant and Animal Composition
Introduction / Composition of Plants and Animals / Analysis of Foodstuffs / Determination of the Digestibility of Feeds / The Energy Content of Foods / Feed Additives / Summary

19. The Physiology of Digestion in Nutrition
Introduction / Types and Capacities of Digestive Systems / The Process of Digestion / Appetite / The Prehension of Food / The Mastication of Food / Enzymes of the Digestive Tract / Avian Digestion / Absorption of Food Nutrients / Factors Affecting the Digestibility of Feeds / Efficiency of Food Conversion / Factors Affecting the Efficiency of Food Conversion / Summary

20. The Nutritional Application of Vitamins to Human and Animal Health
Introduction / Vitamins Defined / The Fat-Soluble Vitamins / The Water-Soluble Vitamins and Related Compounds / Vitamin Assays / Expressing Vitamins A and D Quantitatively / Supplying Vitamins to Farm Mammals and Poultry / Summary

21. The Nutritional Contributions of Minerals to Humans and Animals
Introduction/ The Macroelements / The Microelements (Trace Elements) / Summary

22. Animal Disease and the Health of Humans
Introduction / Disease and Health / Selected Animal Diseases Transmissible to Humans / Selected Human Diseases Transmissible to Animals / Diseases Transmissible by Animals as Passive Carriers / Toxic Plants / Governmental Safeguards for Animal and Human Health / Protecting United States Livestock from Foreign Diseases / Summary

23. Selected Insects and Parasites of Significance to Humans and Animals
Introduction / Taxonomy / Contributions of Insects to Humans / Harmful Effects of Insects / Selected Arthropods Affecting Domestic Animals and/or Humans / Arthropod Control—Essential for Humans / Summary

24. Ethology and Animal Behavior
Introduction / Causes of Behavioral Responses in Animals / Motivation / Methods of Animal Communication / Orientation Behavior (Navigation or Homing) / Categories of Animal Behavior / Social Dominance / Population Density and Animal Behavior / Summary

Appendix A: Common Terms or Names Applied to Selected Farm Animals
Appendix B: Convenient Conversion Data
Appendix C: Tables of Weights and Measures
Appendix D: Agricultural Colleges and Experiment Stations in the United States and Its Territories
Appendix E: Alphabetical List of Elements and Symbols

Glossary