Natural History of the Ground Squirrels of California

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​

REPRINTED FROM
Volume VII, Numbers 11–12, Pages 597–708,
OF THE
Monthly Bulletin of the State Commission of Horticulture


NATURAL HISTORY

OF THE

GROUND SQUIRRELS

OF CALIFORNIA

By JOSEPH GRINNELL and JOSEPH DIXON



Contribution from the University of California
Museum of Vertebrate Zoology

​

CONTENTS.

Page
Illustrations
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 4
Introduction
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 5
Acknowledgments
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 6
Key to the Ground Squirrels of California
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 8
California Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 9
Fisher Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 44
Catalina Island Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 49
Douglas Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 52
Rock Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 58
Oregon Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 59
Belding Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 67
Stephens Soft-haired Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 73
Mohave Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 75
Yuma Round-tailed Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 76
Death Valley Round-tailed Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 80
Palm Springs Round-tailed Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 81
Sierra Golden-mantled Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 83
Inyo Golden-mantled Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 89
San Bernardino Golden-mantled Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 92
Desert Antelope Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 94
Nelson Antelope Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 103
Los Baños Antelope Ground Squirrel
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 110
Summary of Points of Special Importance from the Standpoint of Ground Squirrel Control
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 112
Literature Cited
____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
 115

Note.—Figures indicating page numbers refer to folios at foot of pages

This work is in the public domain in the United States because it was published before January 1, 1929.

The longest-living author of this work died in 1939, so this work is in the public domain in countries and areas where the copyright term is the author's life plus 84 years or less. This work may be in the public domain in countries and areas with longer native copyright terms that apply the rule of the shorter term to foreign works.

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