UNITED STATES DEPARTMENT OF AGRICULTURE

BULLETIN No. 1091

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

Washington, D. C. PROFESSIONAL PAPER September 13, 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


Importance of Rodent Groups 1
Identification 3
Description 5