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UNIVERSITY OF KANSAS PUBLICATIONS MUSEUM OF NATURAL HISTORY

Volume 18, No. 5, pp. 421-504

August 20, 1969

Comparative Ecology of Pinyon Mice and Deer Mice in Mesa Verde National Park, Colorado

BY CHARLES L. DOUGLAS

UNIVERSITY OF KANSAS LAWRENCE 1969

UNIVERSITY OF KANSAS PUBLICATIONS, MUSEUM OF NATURAL HISTORY

Editors of this number: Frank B. Cross, Philip S. Humphrey, J. Knox Jones, Jr.

Volume 18, No. 5, pp. 421-504 Published August 20, 1969

UNIVERSITY OF KANSAS Lawrence, Kansas

PRINTED BY ROBERT R. (BOB) SANDERS, STATE PRINTER TOPEKA, KANSAS 1969

32-6879

CONTENTS

PAGE

INTRODUCTION 424 Physiography 425 Vegetation and Climate 427

ACKNOWLEDGMENTS 427

DESCRIPTIONS OF MAJOR TRAPPING LOCALITIES 428

HOME RANGE 435 Calculations of Home Range 437 Analysis by Inclusive Boundary Strip 439 Analysis by Exclusive Boundary Strip 440 Adjusted Length of Home Range 440 Distance Between Captures 441

VEGETATIONAL ANALYSIS OF HABITATS 446

MICROCLIMATES OF DIFFERENT HABITATS 450

HABITAT PREFERENCE 459

NESTING AND NEST CONSTRUCTION 461

REPRODUCTION 465

GROWTH 469

PARENTAL BEHAVIOR 471 Transportation of Young 472