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قراءة كتاب Bird-Lore, March-April 1916

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‏اللغة: English
Bird-Lore, March-April 1916

Bird-Lore, March-April 1916

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دار النشر: Project Gutenberg
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VOL. XVIII
No. 2
MARCH-APRIL, 1916 20c. a Copy
$1 a Year
Bird-Lore
Edited by
FRANK M. CHAPMAN
Published for the Audubon Societies
BY
D. Appleton & Company
HARRISBURG, PA.       NEW YORK
COPYRIGHT, 1916, BY FRANK M. CHAPMAN R. Weber.

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Bird-Lore

March-April, 1916

CONTENTS

GENERAL ARTICLES Page
Frontispiece in Color—Bush-Tits, Verdin, and Wren-Tit Louis Agassiz Fuertes
The World’s Record for Density of Bird Population. Illustrated by the author Gilbert H. Grosvenor 77
The Robin in Yosemite. Verse Garrett Newkirk 84
The Spring Migration of 1915 at Raleigh, N. C. S. C. Bruner and C. S. Brimley 85
First Efforts at Bird Photography. Illustrated by the author H. Tra Hartshorn 88
Long-eared Owl on Nest. Illustration H. and E. Pittman 91
The Interesting Barn Owl. Illustrated by the author Joseph W. Lippincott 92
Photographs of Flickers Arthur A. Allen 96
The Migration of North American Birds. Illustrated by Louis Agassiz Fuertes W. W. Cooke 97
Notes on the Plumage of North American Birds. Thirty-seventh Paper Frank M. Chapman
NOTES FROM FIELD AND STUDY 100

Pages