INTRODUCTION Ixxxvii 



Birds in their Relation to Agriculture, Farmer's Bulletin, No. 54, 1897; 

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

 and Baltimore Oriole, Yearbook for 1895 ; Birds that Injure Grain, Year- 

 book for 1897 ; How Birds Affect the Orchard, Yearbook for 1900 ; The 

 Food of Cuckoos, Bull. No. 9, 1898 ; The Food of Nestling- Birds, Year- 

 book 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. — Judd, 8. D. Four Common 

 Birds of the Farm and Garden, Yearbook for 1895 ; The Blue Jay and 

 its Food, Yearbook for 1896; The Food of Shrikes, Bull. No. 9, 1898; 

 The Relation of Sparrows to Ag-riculture, Bull. No. 15, 1901. — Mer- 

 RIAM, 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 Mig-iation N. Am. Birds, Am. Journ. Sci. 

 Arts, vol. xli., Jan. 18d6. — 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., 188(5. 



— 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. Ag-r. — Gatke, H. Heligoland, David Doug- 

 las. Edinburgh, 1895. — J^OOMIS, 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. lo9, 1889. See, also, sections on Mig-ra- 

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



Moult and Protective Coloration. 



Chadbourne, a. P. Individual Dichromatism in Megoscops asio. Auk, 

 xiii. ;521, 1896 ; xiv. o3, 1897. — Clarke, H. L. Pterylograph^ of the Ca- 

 primulgidte, Auk, xviii. 167, 1901. — Dwight, Jonathan, Jr. Moult of 

 Quails and Grouse, Auk, xvii. 14.'], 1900; Plumage Cycles and Relation 

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

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

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

 1896. — Stone. Witmer. Moulting of Birds, Proc. Acad. Nat. Sci. 

 Phila. 18!)6, 108; Moult and Alleged Color diange in Birds, Ibis, Apr. 

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

 Nat. Sci. Phila. 1899. 4(57. See, also, Newton's Dictionary. Moult, and 

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



Nests and Eggs. 



Bendire, Charles E. Life Ili.stories of Xortli American Birds, 2 vols. 

 Smith. Inst. 1S02, 1805. — I )avik. ( )livku. NVsts and Eggs of Noi-tli 

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

 the Condor, Osprey, and Nidologist. 



Songs. 



BiCKNELL. E. p. A Studv of tlu* Singing of our Birds, Auk, i. 60, 12(5, 

 20'.», ;522. 1SS4; ii. 141,210, 18S5. — Chkney, S. P. Wood Notes Wild, 

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



