Contents
The American Pipit in Its Arctic-alpine Home
Gayle Pickwell
Variations in the Bird Population of the North-central States Due to Climatic and Other Changes
Edwin Lincoln Moseley
Baron Von Pernau, Pioneer Student of Bird Behavior
Erwin Stresemann
Color Variation in Shrikes of the Genus Chlorophoneus
James P. Chapin
Notes on the Phylogeny of the Pelecaniformes
Urless N. Lanham
Bibliography of Hawaiian Birds since 1890
Harvey I. Fisher
The Seasons of Bird Song the Beginning of Song in Spring
Aretas A. Saunders
George Willett (1879-1945)
Harry Harris
American Ornithologists' Union Report of the Treasurer, Fiscal Year Ending August 15, 1946
Frederick C. Lincoln
Recent Literature
The Auk
Obituaries
The Auk
Notes and News
The Auk
General Notes
The Button Quails and Tree Sparrows of the Riu Kiu Islands
Allan R. Phillips
Notes on Phylloscopus Coronatus Ijimae
Allan R. Phillips
A New Wren from Chiapas, M
Herbert Friedmann
The Name of the Javanese Bush Warbler
J. Delacour
Nest Stealing by Black-headed Grosbeak
Emerson A. Stoner
Wild Turkey Anting
W. L. Mcatee
Notes on the Occurrence of Birds in the Guff of Mexico
Fred Mallery Packard
Black Vultures Kill Young Pigs in Kentucky
Harvey B. Lovell
A Robin with One Lung Destroyed
Robert Goslin
Black Vultures and Live Prey
Ralph V. Hagopian
A Curious Deformity of a Pigeon's Bill
Malcolm Davis
A Late Nest of the Ruby-throated Hummingbird
A. S. Houghton
The Structural Basis of the Voice of the Flammulated Owl
Alden H. Miller
The Foot Action of Swimming Ducks
A. Brazier Howell
Nesting of Chestnut-sided Warbler
Dorothy Sawyer
Double-crested Cormorant Nesting in New York
H. L. Kutz and David G. Allen
The Ruff in Connecticut
Aretas A. Saunders
Bobolink on the Gulf of Mexico
Frank Dufresne
Occurrence of the White-eyed Vireo in Canada
Farley Mowat
Botteri's Sparrow in Arizona
Gale Monson
The White-faced Petrel Again Off Massachusetts
Carroll E. Wood Jr.
Red-bellied Snake in Ruffed Grouse Crop
Walter E. Scott
Early Fall Migration of the Purple Martin
Alexander Sprunt Jr.
The Bridled Tern Again in South Florida Waters
Alexander Sprunt Jr.
Evening Grosbeak in Eastern Virginia
F.m. Jones
Late Evening Grosbeaks on Long Island, New York
Edwin Way Teale
Curlew Flight through Southwestern Oklahoma
Ernest J. Greenwalt
Pintail in Surinam, Dutch Guiana
Fr Haverschmidt
Cattle Egret in Surinam, Dutch Guiana
Fr. Haverschmidt
Western Grebe in Massachusetts
Wendell Taber
Cowbird Young in Western Oregon
Gordon W. Gullion
Yellow-billed Loon on Long Island, New York
John T. Zimmer
American Knot and Red-backed Sandpiper in Vermont
Gordon M. Meade
Sabine's Gull in Minnesota
Wm. H. Longley
Correction to Popular Subspecies""
W. L. Mcatee
Correspondence
Covers
Front Matter
The Auk
Back Matter
The Auk