Etiology:  Barbering of the tail hairs is observed in gerbils living in cages that are overcrowded.

Incidence:  Barbering is common.

Clinical Signs:  Hair loss is noted near the base of the tail on the subordinate gerbil in the group.

Diagnosis:  A diagnosis can be made by a history of cage crowding and clinical signs.

Photo courtesy of: MONGOLIAN GERBILS: Care, Diseases, and Use in Research, S. L. Motzel, DVM, MS, PhD, J. E. Wagner, DVM, MPH, PhD