National Research Council. 1996. Guide for the Care and Use of Laboratory Animals, 7th Edition. National Academy Press: Washington, DC, 140 pp.

General guidelines for the housing, handling and behavioral management of laboratory animals, including nonhuman primates. Proper care, use, and humane treatment of animals used in research, testing, and education .. require scientific and professional judgment based on knowledge of the needs of the animals ... [p. 8]. A good management program provides the environment, housing, and care that ... minimizes variations that can affect research [p. 21]. ... Animals should be housed with the goal of maximizing species-specific behaviors and minimizing stress-induced behaviors. For social species, this normally requires housing in compatible pairs or groups [p. 22] ...Low resting surfaces that do not [six] allow the space under them to be comfortably occupied by the animal should be counted as part of the floor space [p. 26]. ..Space allocations should be re-evaluated to provide for enrichment of the primary enclosure [p. 27]. ..In general, lighting should be diffused throughout an animal holding area and provide sufficient illumination for the well-being of the animals and to allow good housekeeping practices, adequate inspection of animals - including the bottom-most cages in racks - and safe working conditions for personnel [p. 34].Management practices, such as rotating cage position relative to the light source ... can be used to reduce inappropriate light stimulation of animals [p. 35].