xlviii INTRODUCTION 



Birds in their Relation to Agriculture, Farmer's Bulletin, No. 54 ; Crow 

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

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

 book for 1896 ; Birds that Injure Grain, Yearbook for 1897 ; The Food 

 of Cuckoos, Bull. No. 9, 1898 ; How Birds affect the Orchard, Yearbook 

 for 1900. FISHER, A. K. Hawks and Owls from the Standpoint of 

 the Farmer, Yearbook for 1894 ; Two Vanishing Game Birds, Wood- 

 cock and Wood Duck, Yearbook for 1901. JUBD, S. D. Four Common 

 Birds of the Farm and Garden, Yearbook for 1895 ; The Food of Shrikes, 

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

 Relation of Sparrows to Agriculture, Bull. No. 15, 1901. MEKBIAM, 

 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. ScL 

 Arts, vol. xli., Jan. 1866. 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., 1886. 



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- 

 primulgidae, Auk, xviii. 167, 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 Laridae, 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, 467. 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. 



BICKNELL, E. P. A Study of the Singing of our Birds, Auk, i. 60, 126, 

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

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



