BULLETIN No. 1091

Also Technical Bulletin No. 1 of the
Agricultural Experiment Station, University of Arizona

Washington, D. C. PROFESSIONAL PAPER September, 1922

LIFE HISTORY OF THE KANGAROO RAT,

_Dipodomys spectabilis spectabilis_ Merriam.

By CHARLES T. VORHIES, _Entomologist, Agricultural Experiment Station,
University of Arizona_; and WALTER P. TAYLOR, _Assistant Biologist,
Bureau of Biological Survey, U. S. Department of Agriculture_.




CONTENTS.


Page

Importance of rodent groups 1
Investigational methods 2
Identification 3
Description 5
General characters 5
Color 6