488 



Index 



Eggs, 



of Hen, development of, 466; for 

 embrj'onic study, 462; structure of, 

 464 



of Hummingbird, 436; Jellj'fish, 427; 

 Junco, 434; Killdeer Plover, 431, 

 432; Mallard Duck, 447; Mourn- 

 ing Dove, 439; Murre, shape of, 



431 



number laid by, average bird, 433; 

 Doves, 440; Game-birds, 438; 

 Gulls, 436; Hawks, 440; Hum- 

 mingbirds, 443; Jungle Fowl, 444; 

 King Penguin, 435; Moas, 435; 

 Nighthawk, 442; Ostrich, 433; 

 Owl, 440; Parrots, 441; Peacock 

 Pheasant, 440; Rhea, 433; Sea- 

 birds, 435; Shore-birds, 436; Wad- 

 ing birds, 438; "Water-birds, 436, 

 437, 438 



relation of number to danger, 433-444; 

 relative size compared with bird, 

 460, 461 



of reptiles, 428, salmon, 427; show- 

 ing relation of orders, 452; skate, 

 428, 429; snake, 429 

 Egg-tooth, of embrj'o chick, 480; 



reptiles, 480 

 Egret, crest of Sno^^y, 315, 322; neck 



curves of, 73; use of wing of, 350 

 Embrj^o, 



aorta, 476, 478 



development of limbs, 474, 475; of 

 girdles, 475; of three toes, 475 



drawing of third-day embrj'o, 469 



feathers of, 479, 480; twelve-day 

 chick, 22; forty-day Ostrich, 479 



gastrula stage of, 466, 468; gill-clefts, 

 476; hatching of, 480; hatching of 

 egg-tooth of, 480; hatching of 

 Ostrich Chicks, 481; illustrating 

 evolution, 470, 471; limbs of, 97; 

 lung in, 178, 179; method of study- 

 ing, 462, 471; muscles of, 480; 

 muscle-plates of, 69, 70; pineal 

 eye in chick, 478, 479; precoracoid, 

 475; respiration of, 476; ribs, 473, 

 474; segmentation of Chick, 466, 

 468; segmentation of frog, 465, 

 466, 467; sixth-day chick com- 

 pared with reptile and mammal, 

 479; tarsus of, 99; teeth in tern, 

 476; third day in egg, 463 



thirty-six hours, 472; brain in, 472; 

 eyes, 472; false vertebrae, 472; 

 heart, 472 



twelfth-day, 473 

 Emeu, body-feathers of, 239; feather 



of, 36; lack of tail in, 402, 404 

 Emeu-wren, tail of, 415 



Environment, relation of birds to, 480. 



482 

 Epiclavicle of fish, 86 

 Evolution, of bill of Flamingo, 235, 236; 

 bill of Skimmer, 231, 232, 236; 

 breast-bone, 79; Class of birds, 15; 

 colour patterns, 58-61; embrj'o chick, 

 470, 471; foot, 353, 358, 361; gill- 

 arches, 114, 115; gizzard, 138; heart, 

 180, 181; history of theories of, 12; 

 lung, 178, 179, 180; Penguin's wing, 

 341; ribs, 78; shoulder-girdle, 86, 

 87; skull, 104-106; tail, 398 399, 

 400, 402, 403; tree (of birds and 

 reptiles), 10; warblers, 361-367; 

 wings, 91-97 

 Eye, 



Apterj'x, 254, 255, 256; compared 



with camera, 207, 208; iris of, 210 

 lashes of Hornbill, 257; Ostrich, 257; 



Seriema, 257 

 lids of, 214, 215; Brown Thrasher, 



212, 213; Woodcock, 221, 256 

 mammals, 209, 254; nocturnal birds, 



254 

 pineal eye in, embrv'o chick, 478, 479; 



child, 479; lizard, 477, 478; polly- 



wog, 479 

 position of, in Dove, 252, 253, 254; 



Owl, 252, 253, 254 

 structure of, 207-210; thirty-six- 

 hour embryo, 472 

 Expression of face of birds, 252 



Falcon, Peregrine, see Duck Hawk. 

 Family, habits of Warbler, Black-and- 

 white Warbler, 366; Black-throated 

 Green Warbler, 166; Magnolia, 366; 

 Maryland Yellow-throat, 362; Myrtle 

 Warbler, 364; Ovenbird, 366, 375; 

 Pine Warbler, 366; Redstart, 363, 

 364; Yellow Pahn Warbler, 363; 

 Water Thrushes, 364, 365; Worm- 

 eating Warbler, 363 

 Fat, of Penguins, 286; Petrels, 286 

 Feather, aftershaft of, 36; barbicels of, 

 32, 34; barbs of, 34; barbules of, 32, 

 34; cells of, 34; divisions on wing, 

 320; growth of Ostrich, 28; model 

 of structure of, ss', pattern on, 58-61; 

 structure of, 31-38 

 Feathers, arrangement of, 38-40; in 

 tail of Archa^opterj^x, 398, 399 

 400, 401; in modern bird, 399, 400 

 of Cassowarj', 338; colour of, 53-61; 

 of Condor, 36, 336; development 

 of, 17-38; down}- condition of. 35; 

 of embryo bird, 479, 480; of 



