Abnormal/Problematic Behavior

Includes stereotypies, self-injurious behavior, hair pulling (alopecia), barbering, feather pecking, tail biting, etc.

Philbin, N. 1998. Towards an understanding of stereotypic behaviour in laboratory macaques. Animal Technology 49, 19-33.

Comprehensive discussion and review of the possible causes of stereotypic behaviour in laboratory macaques. A great deal of debate and controversy has surrounded what does does and does not constitute psychological well-being in primates [p...

Reinhardt, V., Rossell, M. 2001. Self-biting in caged macaques: Cause, effect and treatment. Journal of Applied Animal Welfare

In the United States, there are an estimated 15,000 individually caged macaques. If 10% of these animals exhibit visible injuries resulting from self-biting and another 10% show unnoticed self-biting behavior, then about 3,000 animals (20%)...

Garner, J. P. 2005. Stereotypies and other abnormal repetitive behaviors: Potential impact on validity, reliability, and rep

Normal behavior plays a key role in facilitating homeostasis, especially by allowing the animal to control and modify its environment. Captive environments may interfere with these behavioral responses, and the resulting stress may alter many...

Crockett, C. M., Bentson, K. L., Bellanca, R. U. 2007. Alopecia and overgrooming in laboratory monkeys vary by species bu

Alopecia in laboratory monkeys can result from overgrooming (OG), medical conditions, or hormonal variation. Because hair loss is visible, disproportionate intervention may be expected relative to other indicators of potentially compromised well-being. Two analyses (α=0.05)...