title: Evolution in action.
authors.forename: Mary Lou
authors.initials: ML
authors.lastname: James
mesh_terms: D000822:Animal Husbandry / Q000331:legislation & jurisprudence*; D000827:Animal Welfare / Q000331:legislation & jurisprudence*; D000818:Animals; D000830:Animals, Laboratory; D007886:Legislation, Veterinary; D016134:Organizational Policy; D012107:Research Design / Q000331:legislation & jurisprudence; D014481:United States; D014492:United States Public Health Service / Q000331:legislation & jurisprudence*