INTRODUCTION Ixxxvii 



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

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

 and Baltimore Oriole, Yearbook for 189") ; The Blue Jay and its Food, 

 Yearbook for 1890 ; Birds that Injure Grain, Yearbook for 1897 ; How 

 Birds Affect the Orchard, Yearbook for 1900 ; The Food of Cuckoos, 

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



— FiSHBK, 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 189.J ; The Food of IShrikes, Bull, No. 

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



— Merriam. 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. Sei. 

 Arts, vol. xli., Jan. 18u6. — 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. 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 Grapliic Representation, Auk, viii. 194, 1891 ; Graphic Representa- 

 tion of Bii-d Migration, Auk. vi. 189, 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. ;>21, 1896 ; xiv. o3, 1897. — Clarke, H. L. Pterylography of the Ca- 

 primulgidte. Auk, xviii, 107, 1901. — DwiGHT, Jonathan, Jr. Moult of 

 Quails and Grouse, Auk, xvii. 14;j, 1900 ; Plumage Cycles and lielation 

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

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

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

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

 Phila. 189(), 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. 4«'»7. See, ahso, Newton's Dictiouai-y, Moult, and 

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



Nests and Eggs. 



Bkndire, Charles E. Life Histories of North American Birds, 2 vols. 

 Sniitli. In.st. 1S02, 1895. — Davie, Olivek. Nests and Eggs of North 

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

 the Condor, Osprey, and Nidologist. 



Songs. 



BiCKNKLL, E. P. A Studv of the Singing of our Birds, Auk. i. ()0, 12<'>, 

 209, :522. 1884; ii. 144,"24'.», 18S5. — Cheney. S. P. Wood Notes Wild. 

 Lee & Sliepard, Boston, 1892. — Oluys, II. W. Parallel Growth of Birtl 



