Index 



2 53 



Respiration, in Redwing Black- 

 bird, 47 



Response, of throat and gullet of 

 nestling, 92, 198-199; as charac- 

 teristic of life, 195; the signifi- 

 cance and analysis of, 195196 



Robin (Menila migratoria) , history 

 of, 72-85; egg-laying and incu- 

 bation of, 72, 155; disposal of 

 excreta of young by, 74, 190-191; 

 economy of food in, 74; feeding 

 young in, 74-80; flight from nest 

 of, 76, 82; instincts of young, 

 76, 82; pugnacity of, 76, 179; 

 notes of, for arousing young, 7 7 ; 

 parental instincts of, 77, 79-82; 

 panoramic scenes at nest of, 79- 

 82 ; food of nestlings of, 83 ; fruits 

 eaten by, 83, 84; in winter, 83; 

 spring arrival of, 84; nests of 

 second broods of, 85 ; nest-build- . 

 ing of, 148-159; building record 

 of, 156; illustration of intelligence 

 of, 158; formation of habits in, 

 205-206; effect of alarm of, on 

 cock at nest, 223 



Sac, the yolk, 170-172; disposition 

 of excreta by birds, 188-193; 

 of excreta, 1 89 ; peculiar actions 

 in dealing with, in Robin, 191; 

 in Chestnut-sided Warbler, 193 



Sakkara, pictures from tombs of, 

 xxii, 177 



Sanitation of nest, 188-193 



Screens, for protection of nests, 

 their construction and use, 16, 

 63; photographic, construction, 

 use, and advantages of, 17, 39, 

 62, in 



Shark, swimming instinct in young 

 of, 20 1 



Shielding or spreading, instinct of, 

 at nest, and in sun, 176-177; 

 ancient Egyptian pictures of, 

 177; reflex character of , 178 



Shoe-bill or Whale-headed Stork 

 (Bal&niceps rex), sun-bath of, 



J 77 



Shutter, concealment of observer, 

 while adjusting, 60, 62; a desid- 

 eratum in, 68; iris diaphragm, 68; 



time marks and rapidity of, 68 

 69 ; focal plane, 69 



Sim, Robert J., 102 



Sleep, habits of, in birds, 112 



Snake, rescue of Vireo from, in- 

 encounter of young Night Hawk 

 with, 132; capture of, by Euro- 

 pean Blackbird, 181 



Sounds, effect of, upon birds, 15, 

 no, 207 



Sparrow, Chipping (Spizella soci- 

 alis) , winter lodges and broods of, 

 1 3 , 1 64 ; suppression of fear in, 1 4 ; 

 House (Passer domesticus) , pug- 

 nacity of, 16; nest-building of, 

 1 6 1 ; egg-laying and incubation 

 of, 169-170; habits of, during in- 

 cubation, 179; combat of, with 

 cicada, 186; song (Melospiza 

 fasciata), attracted by alarm of 

 Robin, 224; tameabillty of, 228, 

 231 



Spiders, treatment of, by House 

 Wrens, 41; eaten by Cedar- 

 birds, 102 



Stork (Ciconia alba), habits of, 228 



Swallows and Martins, desertion of 

 young by, in fall, 1 1 



Swift, Chimney (Ch&tura pelagica), 

 significance of change of nesting 

 habits in, 207208; nesting in- 

 stinct in, 208; nesting of, in 

 barns, 209 



Tameness, analysis and illustra- 

 tions of, 228-235; f Canada 

 Jay, 232-234; of Canada Goose, 

 234; of Pine Grosbeak, 240-242; 

 of Bohemian Waxwing, 242; of 

 birds in the Galapagos Islands, 

 242-243 



Taming process, conditions of, 231; 

 by Chestnut -sided Warblers, 236- 

 240; use of tent in, 236; illus- 

 trated by House Wrens, 238-244 



Tarsus, use of, in Kingfisher, 136; 

 in other birds, 177 



Temperature, of body, in birds, 7; 

 physiological zero point of, in 

 domestic fowl, 170; normal, in 

 development of fowl, 170 



Tent, as an observatory for the 

 study of the life and instincts of 

 birds, 5, 15, 33; window of, 5, 60; 



