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November-December, 1917 



CONTENTS 



GENERAL ARTICLES page 

 Frontispiece in Color — Cliff, Tree, Violet-green, Bank and Rough-winged Swal- 

 lows Louis Agassiz Fuertes . . 



Winter Visitors to City Park, Denver, Colo. Illustrated J. D. Figgins. . 305 



'Acadian' Chickadee. Illustration Maunsell S. Crosby. . 309 



Taming Evening Grosbeaks. Illustrated Edith K. Dunton. . 310 



A Remarkable Martin Roost Harry C. Oberholser. . 315 



Bird-Lore's Eighteenth Christmas Bird Census 317 



Prairie Horned Larks and Tree Sparrows. Illustration Verdi Burtch. . 318 



Red-tail Hawk. Illustration H. and E. Pittman. . 319 



The Migration of North American Birds. Five Swallows. .Harry C. Oberholser. . 320 



Notes on the Plumage of North American Birds Frank M. Chapman. . 330 



NOTES FROM FIELD AND STUDY 332 



The American Crossbill (Illus.), H. H. Pittman; Winter Boarders, Bert M. Moses; A 

 Bird Exhibit (Illus.), Heleti M. Sellers; A Singing Blue Jay, Emily C. H. Armstrong; 

 Strange Behavior of a Robin, Herbert L. Cowing; Cardinal Capturing a Cicada, 

 Dayton Stoner; Evening Grosbeaks at Cadillac, Mich., Ethan W. Thompson. 



THE SEASON. IV. August 15 to October IS 338 



Boston Region, Winsor M. Tyler; New York City Region, C. H. Rogers; Philadelphia 

 Region, Julian K. Potter; Washington Region, Harry C. Oberholser; Oberlin Region, 

 Lynds Jones; Denver Region, W. H. Bergtold. 



Downy Woodpecker and Tree Sparrow. Illustration Verdi Burtch. . 341 



Thirty-fifth Annual Congress of the American Ornithologists' Union 342 



BOOK NEWS AND REVIEWS 343 



Waynes' Birds Described from South Carolina; Pellett's 'Back Door Neighbors'; 

 The Ornithological Magazines. 



EDITORIAL 345 



THE AUDUBON SOCIETIES— SCHOOL DEPARTMENT 346 



Making the World Safe, A. H. W.; Junior Audubon Work, Christmas in 1917, A. H. 

 W.; For Adult and Young Observers. Bobbie in Bird Land (Illus.), Ella Florence 

 Padon; Near a Woodpecker, ^^Jeri B. Hemstreet; The Multnomah Junior Audubon 

 Club (Illus.). 



EDUCATIONAL LEAFLET No. 94. Pileated Woodpecker. With Colored Plate by 



Bruce Horsfall T. Gilbert Pearson. . 364 



THE AUDUBON SOCIETIES— EXECUTIVE DEPARTMENT 368 



The Thirteenth Annual Meeting; A New Audubon Activity; The World's Greatest 

 Game Farm (Illustrated) ; William Cullen Bryant and the Water Fowl (Illustration) ; 

 Enforcement of the Federal Plumage Law; Knoxville Audubon Exhibit; Seeds 

 Free; A Feeding-Device. 



ANNUAL REPORT OF THE NATIONAL ASSOCIATION OF AUDUBON 



SOCIETIES FOR 1917 377 



*^* Manuscripts intended for publication, books, etc., for review and exchanges, should be sent 

 to the Editor, at the American Museum of Natural History, 77th St. and 8th Ave., New York City. 



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