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The Wilson
Bulletin Volume 73, Number 2 June 1961 |
SUMMER CREPUSCULAR FLIGHTS OF AMERICAN WOODCOCKS IN CENTRAL MASSACHUSETTS (DjVu | PDF)
WILLIAM G. SHELDON , 126-139
ENERGY OF BIRDS CONSERVED BY ROOSTING IN CAVITIES (DjVu | PDF)
S. CHARLES KENDEIGH , 140-147
A BOTANICAL ANALYSIS OF KIRTLAND'S WARBLER NESTS (DjVu | PDF)
WILLIAM E. SOUTHERN , 148-154
THE GEOGRAPHICAL AND ECOLOGICAL DISTRIBUTION OF THE BLACK SWIFT IN COLORADO (DjVu | PDF)
OWEN A. KNORR , 155-170
WEATHER AND FALL MIGRATION OF HAWKS AT CEDAR GROVE, WISCONSIN (DjVu | PDF)
HELMUT C. MUELLER, DANIEL D. BERGER , 171-192
SONG VARIATION IN A POPULATION OF MEXICAN JUNCOS (DjVu | PDF)
PETER MARLER, DONALD ISAAC , 193-206
GENERAL NOTES
Dermestids Killed when Feeding on Skeletons of Birds Killed by Organic Insecticides (DjVu | PDF)
L. M. BARTLETT , Page 207
Some Shorebird Records from Mexico (DjVu | PDF)
BEN B. COFFEY, JR. , 207-208
A Hybrid between the Painted and Varied Buntings (DjVu | PDF)
ROBERT W. STORER , Page 209
Recent Brood Records for the White-Winged Scoter in North Dakota (DjVu | PDF)
H. F. DUEBBERT , 209-210
Marsh Hawk and Common Crows Feeding Simultaneously on Roadside-Carrion (DjVu | PDF)
CHARLES A. LONG , Page 210
Two Observations on the Orientation of Day Migrants Heading Inland from the Massachusetts Coastline (DjVu | PDF)
WILLIAM H. DRURY, JR. , 211-212
Phoebe Builds over Dead Young (DjVu | PDF)
DOROTHY L. BORDNER , Page 212
A Prehistoric Record of the Trumpeter Swan from Central Pennsylvania (DjVu | PDF)
PAUL W. PARMALEE , 212-213
Food Competition among Closely Related Sympatric Species (DjVu | PDF)
R. O. BENDER , Page 214
LETTER TO THE EDITOR (DjVu | PDF)
215-217
ORNITHOLOGICAL NEWS (DjVu | PDF)
Page 218
ORNITHOLOGICAL LITERATURE (DjVu | PDF)
219-224
Cover to Cover (DjVu)
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Blair
O. Wolf, SORA Coordinator Wilson Ornithological Society |
