INDEX TO BIRDS OF NEW YORK 



677 



Beal, F. E. L., cited, 2 1222. 



Beard, cited, 2:110. 



Beebe, cited, I 1345. 



Beetle-head, 1 1346. 



Bendire, cited, 2:141, 147, 234. 



Bergtokl, W. H., cited, 1:78, 114, 356; 2: 



no. 

 Eerier, cited, i :in, 309, 335 ; 2:66, 68, 97, 



S13- 



Berlepsch, Baron von, cited, 2 :56. 



bernicla, Anser, i :233. 

 Branta, i :233. 



bernicla glaucogastra, Branta, i :233-34. 



bewicki, Troglodytes, 2:481. 



bewicki bewicki, Thryomanes, 2 :48i. 



Bicknell, Eugene Pintard, cited, 1:77; 2 : 

 no, 185, 195, 218, 267, 330, 333, 381. 



bicolor, Baeolophus, 2 '.502. 

 Hirundo, 2 ^49. 

 Iridoprocne, 2 :34Q. 

 Parus, 2 :5O2. 



Bildersee, cited, 2:389. 



Biotic factors, 2 :g. 



Bird box community, 2 :23_ 

 laws, status, 2:51-52. 

 refuges, 2:58-59. 



Birds, black list, 2:51; communities, 2:19- 

 23 ; culture operations, influence of, 2 :32- 

 38 ; dangers threatening bird life, i 01-58 ; 

 economic value, 2 :46-5i ; ecology, 2 :5-6o ; 

 enemies, 2:12; food, 2:38-41, 46-50; 

 fundamental factors of environment, 2 :6- 

 13; habitats, 2:13-15; injury done by, 

 2 :4i-46 ; migration, i ^5-72 ; nesting sites, 

 2:15-18; of central lake ravines, 2:29-32; 

 of Potter Swamp, 2:25-27; of typical 

 deciduous forest, 2 ^7-29 ; planting to at- 

 tract, 2 :57 ; special measures for increas- 

 ing bird life, 2 :52-58 ; species added since 

 De Kay's publication, 1 :6 ; number of 

 species in New York, i :u ; increase and 

 decrease of species, i 00-58 ; succession 



of bird life, 2:23-25; suggestions to stu- 

 dents, i 07-64 ; water supply, 2 158. 

 Birds of prey, 2:61-128. 

 I'.ishop, cited, 2:97, 206, 521. 

 I'-ittt-ni, i :si, 53, 54, 55, 57, 62, 65, 245-46. 

 285 ; 2 :9, 24, 27, 39, 45. 



American, i :i3, 36, 43, 64, 246-50; 2:15, 

 20, 24, 26; figures, i :247, jj>>. 



Cory least, I -.253 ; 2 1542. 



least, i :i3, 36, 64, 250-53; 2:16, 19, 24. 



26; figure, 1:251. 

 Black list of birds, 2:51. 

 Blackbird, 1:54, 68, 70; 2:14, 38, 40, 41, 

 42, 46, 49, 221. 



crow, i :5i, 53, 72; 2:52, 221, 247. 



red-winged, i :i3, 39, 46, 51, 53, 54, 57, 

 62, 63, 64, 67, 68, 72; 2:16, 19, 24, 26, 

 42, 47, 49, 221, 230; figure of nest and 

 eggs, 2:231. 



rusty, i :i4, 39; 2:16, 20, 243. 



thrush, 2 :244. 



yellow-headed, 1:18; 2:229. 

 blackburniae, Sylvicola, 2 '.420. 

 Blackhead, i :2o6. 

 Blackheart, i :3i6. 

 Blaine, cited, i :O4. 

 Blake, Maurice, cited, 2 199. 

 Blue jay, 2:17, 21, 22, 26, 27. 44, 52, 207, 



208; figure of nest and eggs, 2:209. 

 Blue peter, i :288. 

 Bluebill, i :2og. 



big, i :2o6. 



little, 1 1207. 



marsh, 1 :2o8. 

 Bluebird, 1:12, 34, 42, 49, 51, 57, 60, 63, 



64, 65, 67, 68, 70, 72; 2:7, u, 14, 18, 



22, 23, 27, 36, 46, 53, 537; figures, 2:538, 



540. 



Bluestocking, 1 :294. 

 Boatswains, i :H3, 116. 

 Bobolink, I :i3, 35, 38, 46, 51, 63, 64, 67, 



68; 2:15, 20, 26, 31, 37, 38, 47, 49- a23 - 



