1. Regurgitation/reingestion and coprophagy in captive gorillas;Akers;Zoo Biol.,1985
2. The effect of cage size on the behavior of individually housed rhesus monkeys;Bayne;Lab. Anim.,1989
3. A preliminary survey of the incidence of abnormal behavior in rhesus monkeys (Macaca mulatta) relative to housing condition;Bayne;Lab. Anim.,1992
4. Nonhuman primate wounding prevalence: a retrospective analysis;Bayne;Lab. Anim.,1995
5. Normal and abnormal behaviors of laboratory animals: what do they mean?;Bayne;Lab. Anim.,1996