ILLUSTRATIONS 
COLORED PLATES 
FACING PAGE 
Auklet, Crested 258 
Avocet 350 
Bittern, Least 390 
Blackbird, Yellow-headed 226 
Catbird 278 
Chickadee, Black-capped 242 
Crow 306 
Curlew, Hudsonian 246 
Eagle, Bald 326 
Egret, Snowy 214 
Goose, Emperor 254 
Grouse, Ruefed . . : 250 
Grouse, Sage 362 
Heron, Green 262 
Hummingbird, Ruby-throated 222 
JuNco, Slate-colored 382 
Kingbird 322 
Lark, Horned 210 
Longspur, Alaskan 266 
Loon 310 
Nuthatches, White-breasted, and Red-breasted . . . 234 
Phoebe 370 
Pintail 302 
Ptarmigan, Willow 238 
Puffin, Tufted 274 
Quail, California 230 
Raven 378 
Redstart 342 
Sandpipers, Least and Semipalmated 206 
Sandpiper, Spotted 202 
Scoter, Surf 330 
Shoveller 334 
SoRA 298 
Sparrow, Chipping 318 
Sparrow, English 358 
Sparrow, White-throated 366 
Spoonbill, Roseate 294 
