Title Environmental enrichment information resources for laboratory animals, 1965-1995 [electronic resource] : birds, cats, dogs, farm animals, ferrets, rabbits, and rodents / contributors, United States Department of Agriculture, Agricultural Research Service, National Agricultural Library, Animal Welfare Information Center, Cynthia Petrie Smith ... [et al.] and Universities Federation for Animal Welfare, Victoria Taylor ... [et al.] ; articles contributed by Christine Nicol ... [et al.].