Index 



49 



248; crests of, 267; eggs of, 436, 461; 

 feet of, 368; flight of, 329; flight of, 

 compared with that of insect, 165; 

 length of intestines in, 140; nest of 

 Ruby-throated, 449; number of eggs 

 laid by, 443; tongue of, 127; wing 

 of, 320, 321, 325; wing-strokes of, 

 82; worn-out breast-feather of, 44; 



Huxley, definition of palaeontology, 2; 

 Thomas, quoted, 2 



Hyoid, 111; of eagle, 114 



Ibis, 239, 237; feet of Wood, 385; 



Indian Wood, beautiful feathers of, 61 ; 



Wood, resting upon whole foot, 102; 



Shell, 240 



Ichthyornis, lower jaw, 5; restored 



skeleton of, 3; structure of, 4 

 Icthyosaurus, eye-plates of, 213 

 Ilium, 89, 90; function of, 89; of bull- 

 frog, 91 



Ingersoll, Ernest, quoted, 433 

 Insects, use as food of birds, 148-152 

 Intestines, function of, 141; length in 

 Hummingbird, 140; length in Ostrich, 

 140; in alligator, 141 

 Iris of eye, 210; of Bald Eagle, 256; 

 Cormorant, 256; Owl, 256; Puffin, 

 256; Towhee, 256; Vireo, 256 

 Ischium, 89, 90 



Jabiru, atlas and axis of, 72 

 Jaguar, standing on toes, 101 

 Jelly-fish, eggs of, 427 

 Junco, eggs of, 434; nest of, 434; tail 

 of, 414 



K 



Kangaroo, feet of, 394, 395 



Keel, in Flamingo, 80; Hoatzin, re- 

 pressed by crop, 132; model com- 

 paring various, Albatross, Humming- 

 bird, Pigeon, 83; value in classifica- 

 tion of, 82 



Kingbird, crest of, 260 



Kingfisher, method of fishing of, 154; 

 nest of, 444; New Zealand, food of, 

 101 



Kinglet, Ruby-crowned, crest of, 260 



Lacrymal glands, 211 



Lamprey, gill-basket of, 112 



Lark, foot of horned, 367; tail of 



meadow, 414; cause of colour change 



in Siberian black, 295, 297 



Layers of cells in embryo, 470 

 Leg, correlation with neck in Flamingo, 

 281; in Swan, 282; framework of, 

 98-102; function of, 98; of Ostrich, 

 100; skeleton of Ostrich, 99; human, 

 99; scales of, 368; spurs on, 382, 383; 

 of Bald Eagle, 375; of Cassowary, 

 394; of Flamingo, 388; of Golden 

 Eagle, 375; of Secretary-bird, 378, 



379 



Life in the egg, 462-479; post-embry- 

 onic, 480 



Limbs, origin of, 96, 97; evolution of, 

 96, 97; of embryo chick, 474, 475 



Lobed toes, of coots, 387; of phalaropes, 

 384 



ocust birds, method of feeding, 150- 

 152; relation of habits to food, 152 



Loon, in winter haunts, 6; neck of, 277 



Lory, tongue of 125 



Lungs, evolution of, 178, 179, 180; 

 character of, 174, 175; cf. with those 

 of chameleon, 177, 178 



Lyre-bird, tail of, 420, 421 



M 



Mallard, eclipse plumage of, 48. 49; 

 tongue of, 122; trachea of, 168; 

 syrinx drum of, 168, 170 



Mammals, used as food, 159 



Mankind vs. birds, 18 



Maoris, legends of, 13 



Martin, feet of European House, 381 



Merganser, bill of, 233, 234; crest of 

 Hooded, 263 



Mimicry, of Hawk by Cuckoo, 311, 312; 

 of Hawk by Hawk, 312 



Moa, cf. with Ostrich, 13; number of 

 eggs laid by, 435 



Monkeys, toes of, 358 



Motmot, protective coloration of, 303; 

 tail of Mexican, 424, 425, 426 



Moult, 40-53; of Black Grouse, 48; 

 of Bob-white, 43; of Brown Pelican, 

 41; causes for, 42-50; of body- 

 feathers of English Sparrow, 52, 53; 

 of wing-feathers of English Sparrow, 

 46; of feathers, 41; of feather-tips, 

 52, 53; of Mallard Duck, 47, 48, 49; 

 of mound-builders, 44, 45; of Pen- 

 guin, 51; of Ptarmigan, 48, 50, 51, 52; 

 of reptiles, 40; of Robin, 43; in 

 spring, 45; time of, 42-47 



Mouse, used as food, 157 



Murre, colour of eggs of, 431, 456; tail 

 of, 406, 407; shape of eggs of, 431 



Murrelets, wing of, 339, 341 



Muscle-plates, of embryo chick, 69, 70 



Muscles, of body, 189, 190; cells of, 



