Index 
Tail, 
number of feathers in Archeopteryx, 
400; Cormorant, 400; Duck, 400; 
Ostrich, 402; Peatowl, 402; Fan- 
tail Pigeon, 402 
ornaments of, 414-421; ploughshare- 
bone of, 400; sham, of Quezal, 421, 
422; sh m, of Peacock, 422, 423 
vertebr.e of Bald Eagle, 403; embryo 
bird, 403; Ostrich, 402 
use of, 405; voluntary decoration of, 
424, 425, 426; of creeper, 410, 411; 
deer, 413; Pin-tail Duck, 415; 
Blue Duck, 406; Emeu-wren, 415; 
Least Flycatcher, 412; Japanese 
long-tailed fowl, 417, 419; Jungle 
Fowl, 418; Boat-tailed Grackle, 
418; Green Heron, 413; Junco, 
414; Meadow Lark, 414; Lyre- 
bird, 420, 421; Mexican Motmot, 
424, 425, 426; Murre, 406, 407; 
Grass Parrakeet, 408; Peacock, 422, 
423; Pelican, +408, 409; Black- 
footed Penguin, 406; Fan-tail Pigeon 
404; Peacock Pheasant, 419, 420; 
Reeves Pheasant, 416, 418; Rabbit, 
413; Road-runner, 413; Sparrow 
in moult, 409; Vesper Sparrow, 
414; Barn Swallow, 405, 407; Tern, 
407, 409; Chimney Swift, 410, 412; 
Tinamous, 409; Wagtail, 413; 
whale, 405; Paradise Whydah- 
finch, 415, 416; Woodhewers, 410; 
Woodpeckers, 410, 411, 412 
Tail-coverts of Quezal, 421, 422; of 
peacock, 422, 423 
Tailor-bird, bill of, 245 
Tanager, colour change in moult of, 294 
Tarpon, scale of, 20 
Tarsus, 99 
Teeth, in embryo Tern, 476; origin of, 
23, 114 
Temperature, of bird, 186; of man, 186 
Tendons, of foot, 191, 192; strength of, 
illustrated, 193; use in perching of, 
195 
Tern, bill of, 231, 232; colour of eggs of, 
454, 456,457; eggs of Stilt and, 452; 
method of fishing of, 154; nest of, 453, 
456, 457; protective coloration in 
Sooty, 300, 303; tail of, 407, 409; 
teeth in embryo, 476; wing of, 352 
Thales, 12 
Thayer, experiments of Abbott, 
Thigh-bone, see Femur 
Thigh-girdle, S8-91; bones composing, 
SS, 89; of embryo bird, ef. with Dino- 
saur, 90 
Thrasher, eyelids of Brown, 212, 213; 
nictitating membrane of, 213 
475 
Thrush, crest of Laughing, 263; effect 
of humidity on Wood, 294 
Tibia, 98 
Tinamou, 334; egg-shell of, 460; flight 
of, 333-336; tail of, 409 
Toes, of Cassowary, 394, 396; Chuck- 
will’s-widow, 369; Coot, 387; Donkey, 
394, 395; embryo, 474; Ballinule, 
385, 386; Grebe, 391; Ruffed Grouse, 
380, 381; Heron, 101; comb on 
Heron, 387; 388; perching tunction 
of hind, 359; horse, 358; Wood Ibis, 
385; jaguar, 101; young kangaroo, 
394, 395; European House Martin, 
381; monkey, 358; number of, 353; 
Osprey, 374; Ostrich, 358, 394, 395, 
396; Snowy Owl, 375; Penguin, 391, 
392; Plover, 384; Phalarope, 384; 
Ptarmigan, 9381;  Rhinoceros-bird, 
357; Sand-grouse, 383; Semipalmated 
Sandpiper, 384; Snakebird, 391; 
Vulture, 377; Zygodactyl, 369, 370, 
371, 372 
Tongue, of Cockatoo, 125; Ducks and 
Geese, 120, 121, 122; Flamingo, 126, 
127; Flicker, 123, 126; function of 
fleshy teeth on, 120; Goldfinch, 125; 
Honey-creeper, 127, 129; Humming- 
bird, 127; Lory, 125; Owls, Larks, and 
Swifts, 122; Pelican, 120, 121; Sap- 
sucker, 124; Toucan, 126; Wood- 
peckers, 122 
Toucan, bill of, 243, 244; tongue of, 126 
Towhee, iris of, 256 
Trachea, of amphibian, 169; of cranes, 
170, 171; cf. with cesophagus, 167; 
of duck, 168; of flamingo, 168, 169; 
of reptiles, 169; of Sparrow,169; struc- 
ture, of, 168,169; of Trumpeter Swan, 
170 
Tracks, of Cassowary, 396; of Dino aur, 
396, 307 
Triceratops, beak of, 226; brain of, 200 
Turbinal bones, 205 
Turkey, breast-ornament of Wild, 280 
Turtle, beak of Snapping, 224; egg of, 
428, 429 
“Two Bird-Lovers in Mexico,’’ quota- 
tion from, 301 
v 
Ulna, 2 
Umbrella-bird, crest of, 264, 266 
Uncinate processes, 77 
y 
Vegetable feeders, 143, 144 
Vertebre, of Bald Eagle, 403; bird, 
cervical of, 71-74; embryo, 403; 
