Contents
Nesting Behavior of the Atlantic Murre
R. A. Johnson
'white-faced' Terns
Ralph S. Palmer
Social Nesting Habits of Crotophaga Major
David E. Davis
Homing Instinct of the Red-winged Blackbird
Reginald D. Manwell
Size of Bird Flocks in Winter
Leonard Wing
Enemy Recognition by the Song Sparrow
Margaret M. Nice and Joost Ter Pelkwyk
Development of Nestling Yellow-headed Blackbirds
Reed W. Fautin
Seasonal Pattern and Genic Balance
Ernst Schwarz
The James Craw Portrait of Alexander Wilson
John M. Mcwilliam and Casey A. Wood
Taxonomy and Habits of Pigeons
E. W. Gifford
Variation in North American Ravens
George Willett
A New Race of Coracina Caledonica
E. Mayr and S. Dillon Ripley
Recent Literature
The Auk
Conservation Notes
Francis H. Allen
Form of Bequest
The Auk
General Notes
Cory's Shearwater in South Carolina
Edward S. Dingle and E. B. Chamberlain
Snowy Egret Again Nesting in Cape May County, New Jersey
C. Brooke Worth
American Bittern Eats Garter Snake
William Marcus Ingram
Migrant Ducks in the Dominican Republic
Alexander Wetmore
Turkey Buzzards Killing Young Pigs
W. J. Hamilton Jr.
Gyrfalcon in Wisconsin
C. T. Black
Marsh Hawk Feeding on Scaup Duck
Edward R. Ford
Sage Hen Eats Grasshoppers
Louis M. Moos
Golden Plover in Central Indiana
Delos E. Johnson
An Oddly Colored Wilson's Snipe
Ivan R. Tomkins
Eskimo Curlew Food Note Corrected
Clarence Cottam and Phoebe Knappen
Herring Gull in Guatemala
Alexander Wetmore
Ruff in Iowa in Spring
Homer R. Dill
Common Tern Nesting at Oneida Lake, New York
Verdi Burtch
Noddy and Sooty Terns Nesting on Bare Ground
J. C. Dickinson Jr.
Bridled Tern in Florida Bay
Alexander Sprunt Jr.
Black Terns Nesting in New Brunswick
Harold S. Peters
Eastern Mourning Dove in the Dominican Republic
Frederick C. Lincoln
Red-headed Woodpecker in Quebec
Charles L. Phillips
Arkansas Kingbird in Florida
Charles L. Phillips
Color Attractive to Hummingbirds
Clarence Cottam
Barn Swallow Breeding in Southern Alabama
Thomas D. Burleigh
Migration of Blue Jays
Maurice Broun
Fish Crow in Center County, Pennsylvania
Richard F. Miller
Short-billed Marsh Wren in the Western Adirondacks
J. Kenneth Terres
Mockingbird in New Hampshire in Midsummer
Richard Weaver
Bicknell's Thrush in West Virginia
William A. Lunk
Warbling Vireo in Cape May County, New Jersey
Richard F. Miller
Western Meadowlark in New Jersey
John T. Hunn
Probable Breeding of the Beautiful Bnnting in the United States
George Miksch Sutton, Allan R. Phillips, and Lyndon L. Hargrave
Natural Death of a Fox Sparrow
Henry M. Stevenson Jr.
Notes from Northern Lower California
Laurence M. Huey
Anting'; Termites
Charles H. Blake
Covers
Front Matter
The Auk
Back Matter
The Auk