INTRODUCTION Ixxxvii 



Birds in their Relation to Agriculture, Farmer's Bulletin, No. 54, 181 >T ; 

 Crow Blackbirds and their Food, Yearbook for 1894 ; The Meadowlark 

 and Baltimore Oriole, Yearbook for 1895; The Blue Jay and its Food, 

 Yearbook for 181)0 ; Birds that Injure Grain, Yearbook for 1897 ; How 

 Birds Aft'ect the Orchard, Yearbook for 1900 ; The Food of Cuckoos, 

 Bull. No. 9, 1898 ; The Food of Nestling Birds, Yearbook for 1900. 



FISHEK, A. K. Hawks and Owls from the Standpoint of the Farmer, 

 Yearbook for 1894 ; Two Vanishing- Game Birds, Woodcock and Wood 

 Duck, Yearbook for 1901. JUDD, S. D. Four Common Birds of the 

 Farm and Garden, Yearbook for 1895 ; The Food of Shrikes, Bull. No. 

 9, 1898; The Relation of Sparrows to Agriculture. Bull. No. 15, 1901. 



-MEKKIAM. C. H., and BARROWS, W. B. The English Sparrow in 

 America, Bull. No. 1, 1889. PALMER, T. S. A Review of Economic 

 Ornithology in the United States, Yearbook for 1899. 



Migration. 



BAIRD, S. F. Distribution and Migration N. Am. Birds, Am. Journ. Sci. 

 Arts, vol. xli., Jan. 1806. --BELDING, LYMAN. Land Birds of Pacific 

 Coast District, Cal. Acad. Sci., San Francisco, 1890. BREWSTER, WIL- 

 LIAM. Bird Migration Memoirs Nutt. Orn. Club, Cambridge, Mass., 1880. 



CHAPMAN, F. M. Remarks on Origin of Migration. Auk, xi. 12. 1894. 



COOKE, W. W. Bird Migration in the Mississippi Valley, Div. Econ. 

 Orn. Bull. No. 2, U. S. Dept. Agr. GATKE, H. Heligoland, David Doug- 

 las, Edinburgh, 1895. LOOMIS. L. M. Water Birds of California, Proc. 

 Cal. Acad. Sci., San Francisco. STONE, WITMER. Bird Waves and 

 their Graphic Representation, Auk, viii. 194, 1891 ; Graphic Representa- 

 tion of Bird Migration, Auk, vi. 139, 1889. See. also, sections on Migra- 

 tion in Chapman's Bird-Life and Newton's Dictionary of Birds. 



Moult and Protective Coloration. 



CHADBOURNE, A. P. Individual Dichromatism in Megascops asio. Auk, 

 xiii. 321, 1896 ; xiv. 33, 1897. -- CLARKE, H. L. Pterylography of the Ca- 

 primulgidte. Auk, xviii. 107, 1901. D WIGHT, JONATHAN, JR. Moult of 

 Quails and Grouse, Auk, xvii. 143, 1900 ; Plumage Cycles and Relation 

 between Plumages and Moults, Auk, xix. 248, 1902 ; Sequence of Moults 

 and Plumages of Laridse, Auk, xviii. 49, 1901 ; Sequences of Plumages 

 and Moults of Passerine Birds, Annals New York Acad. Sci. vol. xiii. 77, 

 1896. STONE, WITMER. Moulting of Birds, Proc. Acad. Nat. Sci. 

 Phila. 1896, 108; Moult and Alleged Color Change in Birds, Ibis, Apr. 

 1901, 177 ; Summer Moulting of Plumage of Certain Ducks. Proc. Acad. 

 Nat. Sci. Phila. 1899, 407. See, also, Newton's Dictionary, Moult, and 

 Chapman's Bird-Life, chap, iii., Colors of Birds. 



Nests and Eggs. 



BENDIRE, CHARLES E. Life Histories of North American Birds, 2 vols. 

 Smith. Inst. 1892, 1895. DA VIE, OLIVER. Nests and Eggs of North 

 American Birds, 5th ed. Landon Press, Columbus, Ohio, 1898. See, also, 

 the Condor, Osprey, and Nidologist. 



Songs. 



BICKNELL, E. P. A Study of the Singing of our Birds, Auk. i. 60, 120, 

 209, 322. 1884 ; ii- 144, 249, 1885. - - CHENEY, S. P. Wood Notes Wild. 

 Lee & Shepard, Boston, 1892. OLDYS, H. W. Parallel Growth of Bird 



