![]() |
SORASearchable Ornithological Research Archive | Help |
![]() |
The Auk Volume 73, Number 2 April, 1956 |
THE MONOTONY-THRESHOLD IN SINGING BIRDS (DjVu | PDF)
CHARLES HARTSHORNE , 176-192
OBSERVATIONS OF A NESTING COLONY OF AMERICAN BRANT (DjVu | PDF)
THOMAS W. BARRY , 193-202
COMPASS DIRECTIONAL TRAINING OF WESTERN MEADOWLARKS (Sturnella Neglecta) (DjVu | PDF)
URSULA VON SAINT-PAUL , 203-210
VARIATION IN CAROLINA WREN SONGS (DjVu | PDF)
DONALD J. BORROR , 211-229
A POX VIRUS OF THE SLATE-COLORED JUNCO (DjVu | PDF)
C. BROOKE WORTH , 230-234
THE MIGRANT LOONS OF WESTERN PENNSYLVANIA (DjVu | PDF)
F. W. PRESTON , 235-251
FOOD HABITS OF THE KING RAIL IN THE ARKANSAS RICE FIELDS (DjVu | PDF)
BROOKE MEANLEY , 252-258
DYNAMICS OF RANGE EXPANSION OF CATTLE EGRETS IN FLORIDA (DjVu | PDF)
DALE W. RICE , 259-266
GENERAL NOTES
An Interesting Displacement Movement in a Slate-colored Junco (DjVu | PDF)
LOUISE DE KIRILINE LAWRENCE , Page 267
The Following Reaction in a Brood of Mute Swans (DjVu | PDF)
LOUISE DE KIRILINE LAWRENCE , Page 268
Behavior of a Pratincole (DjVu | PDF)
M. MOYNIHAN , 268-271
Unusual Bird Records for Ohio (DjVu | PDF)
MILTON B. TRAUTMAN , 272-276
Ten-year Life History of a Banded Chimney Swift (DjVu | PDF)
RALPH W. DEXTER , 276-280
Preservation of Birds' Nests with Plastic Spray (DjVu | PDF)
J. L. SPENCER, W. C. KENNARD , Page 280
Large Swainson's Hawk Flight in South Texas (DjVu | PDF)
ROBERT P. FOX , 281-282
Vultures as Disseminators of Anthrax (DjVu | PDF)
DILLMAN S. BULLOCK , 283-284
Red-wing Nesting in Bird House (DjVu | PDF)
ROBERT W. NERO , Page 284
Breeding of the American Merganser in the Shenandoah Valley of Virginia (DjVu | PDF)
HARRY G. M. JOPSON , Page 285
Red-headed Woodpeckers (Melanerpes Erythrocephalus) Feeding on Carolina Locusts (DjVu | PDF)
W. W. JUDD , 285-286
Robin (Turdus Migratorius) Feeding on Ocean Beach (DjVu | PDF)
WALDEN PELL, II , Page 286
A Cowbird Incident (DjVu | PDF)
A. D. DU BOIS , Page 286
Baldpate (Mareca Americana) Nesting in Minnesota (DjVu | PDF)
FRANK R. MARTIN , Page 287
Unusual Behavior of a Golden Eagle in Southeastern New Mexico (DjVu | PDF)
ALLEN E. ANDERSON , 287-288
Marsh Hawk Pursues Domestic Cat (DjVu | PDF)
DANIEL D. BERGER , Page 288
Tree Sparrows (Spizella Arborea) Feeding on the Common Reed (DjVu | PDF)
MAURICE L. RUSSAK , Page 288
Relation of the Tail Length of Cock Ring-necked Pheasants to Harem Size (DjVu | PDF)
AELRED D. GEIS, LUCIEN H. ELBERT , Page 289
Eastern Meadowlark (Sturnella Magna) Eating A Traffic-killed Bird (DjVu | PDF)
JOHN K. TERRES , 289-290
Mourning Dove and Dickcissel on the Atlantic Ocean (DjVu | PDF)
DONALD W. LAMM , Page 290
Masked Duck and Jacana at Brownsville, Texas (DjVu | PDF)
FREDERICK W. LOETSCHER, JR. , Page 291
Masked Duck in Florida (DjVu | PDF)
FRANCES HAMES , Page 291
RECENT LITERATURE (DjVu | PDF)
300-309
NOTES AND NEWS (DjVu | PDF)
310-311
OBITUARIES (DjVu | PDF)
Page 312
Cover to Cover (DjVu)
|
Blair
O. Wolf, SORA Coordinator![]() American Ornithologists' Union |