Bayne, K. , Dexter, S. 1992. Environmental enrichment for research chimpanzees. In: Chimpanzee Conservation and Public Health: Environments for the Future. Erwin, J. , Landon, J. C. (ed), 147-153. Diagnon/Bioqual, Rockville, MD.

Description of an enrichment plan for chimpanzees.

Year
1992