Animal welfare 38 Animal Welfare 18 Behaviour 11 Animal Behaviour 10 Animal behaviour 10 Livestock 7 Poultry 7 Non-communicable Diseases and Injuries of Animals 6 Animal Husbandry and Production, (New March 2000) 5 Animal health 5 Animal rights 5 Fowls 5 Laboratory animals 5 Stress 5 Animal Health and Hygiene (General) 4 Animal Physiology and Biochemistry (Excluding Nutrition) 4 Cattle 4 Ethics 4 Horses 4 Meat Producing Animals 4 Pigs 4 Transport of animals 4 Animal Reproduction and Embryology, (New March 2000) 3 Animals, Laboratory 3 Domestic animals 3 Fishes 3 Human-animal relationships 3 Laws and Regulations 3 Meat production 3 Prion, Viral, Bacterial and Fungal Pathogens of Animals, (New March 2000) 3