XVIU 



LIST OF ILLUSTKATIONS 



PAGE 



Siren Salamander, or Mud-" Eel" 371 



Skeleton of an American Bison 100 



Skeleton of a Bird of Prey 219 



Skeleton of a Turtle 323 



Skeletons of Man and Gorilla 8 



Skeleton of Pale Bat 60 



Skunk, Common 31 



Skunk, Spotted 31 



Sloth, Two-Toed 160 



Snake-Bird 287 



Snapper, Red 391 



Snipe, Wilson's 253 



Snow-Bunting 196 



Sparrow, White-Throated 197 



Spermophile, Say's 73 



Spermophile, Thirteen-Lined 74 



Spermophile, Richardson's 75 



Spoonbill, Roseate 265 



Squirrel, Eastern Red 71 



Squirrel, Flying 80 



Squirrel, Gray 69 



Squirrel, Southern Fox 70 



Steller's Duck, Head of 279 



Stickleback, Two-Spined 415 



Sturgeon, Lake 427 



Sucker, Common 412 



Sunfish, Common 383 



Swallow, Barn 195 



Swallow, Cliff, and Nest 194 



Swan, Trumpeter 282 



Swordfish 392 



Synaptomys coo-peri, Skin of 85 



Tadpole to Frog, Prom 361 



Tails of American Deer 129 



Tamandua Ant-Eater 158 



Tanager, Scarlet 195 



Tarpon 406 



Teal, Blue- Winged 270 



Teal, Head of Green- Winged 269 



Tern, Common 297 



Terrapin, Alligator 328 



PAGE 



Tortoise, Box 325 



Tree-Duck, Head of Fulvus 269 



Tree-Frog, Northern 363 



Trigger-Fish 374 



Trout, Brook 399 



Trout, Rainbow 398 



, Tuna 389 



Turkey, Virginia Wild 250 



"Turtle," Musk 326 



"Turtle," Painted 327 



"Turtle," Soft-Shelled 329 



"Turtle," Wood 328 



Vireo, Red-Eyed 190 



Vole, Northwestern 87 



Vulture, California 233 



Vulture, Young California 234 



Wallabay, Rock 164 



Walrus, Pacific 44 



Walrus, Pacific 54 



Walrus, Young Atlantic 55 



Warbler, Yellow 189 



Water-Snake, Red-Bellied 346 



Wax'wing, Bohemian 193 



Whales Attacked by Killers 150 



Whale, Bow-Head 147 



Widgeon, Head of American 269 



Wolf, Gray 22 



Wolverine 30 



Woodcock, American 252 



Woodcock on Nest 252 



Woodchuck 79 



Wood-Duck 273 



Woodpecker, Downy 213 



Woodpecker, Golden- Winged 211 



Woodpecker, Red-Headed 212 



Wood Thrush 182 



Wren ' 187 



Zapus hudsonius, Skin of 85 



MAPS AND CHARTS 



PAGE 



Map of North America Third page of cover 



Landscape Chart of the Orders of Living Mam- 

 mals 5 



Map of Annual Migration of the Fur Seal Herd . 48 



Chart of the Hare and Rabbit Family 97 



Range of the Musk Ox 105 



Distribution of Mountain Sheep in North 



America 108 



Distribution of the Prong-Horned Antelope ... 117 

 Distribution of the Moose in North America . . . 141 

 Landscape .Chart of the Orders of North Amer- 

 ican Birds 177 



