576 



Birds of Colorado 



Warbler, Yellow, 449 

 Water-Ouzel, 475 

 Water-Thrush, Grinnell's, 462 

 Water-witch, 9 

 Waxwing, Bohemian, 425 

 Waxwing, Cedar, 426 

 Western Blue Grosbeak, 401 

 Western Chipping Sparrow, 369 

 Western Crow, 294 

 Western Evening Grosbeak, 325 

 Western Field-Sparrow, 373 

 Western Flycatcher, 273 

 Western Gnatcatcher, 513 

 Western Golden-crowned Kinglet, 



510 

 Western Goldfinch, 344 

 Western Goshawk, 173 

 Western Grasshopper Sparrow, 359 

 Western Grebe, 4 

 Western Gull, 16 

 Western Horned Owl, 208 

 Western House-Wren, 491 

 Western Lark-Sparrow, 361 

 Western Marsh- Wren, 495 

 Western Meadow-Lark, 309 

 Western Mocking-Bird, 479 

 Western Night-Hawk, 246 

 Western Raven, 291 

 Western Red- tail, 174 

 Western Robin, 523 

 Western Sandpiper, 118 

 Western Savannah Sparrow, 357 

 Western Solitary Sandpiper, 122 

 Western Summer Tanager, 411 

 Western Tanager, 409 

 Western Tree-Sparrow, 368 

 Western Vesper-Sparrow, 355 

 Western Warbling Vireo, 433 

 Western Willet, 124 

 Western Wood-Pewee, 271 

 Western Yellow-throat, 465 

 Wheatear, 526 

 Whip-poor-will, 243 

 White Ibis, 75 

 White Pelican, American, 28 

 White-crowned Sparrow, 364 

 White-faced Glossy Ibis, 77 

 White-headed Jay, 289 

 White-necked Raven, 293 

 White-rumped Sandpiper, 114 

 White-rumped Slirike, 429 

 White- tailed Ptarmigan, 148 

 White-throated Sparrow, 367 

 White-throated Swift, 250 

 White-winged Crossbill, 334 

 White-winged Dove, 101 

 White-winged Junco, 374 



White-winged Scoter, 02 

 Whistling Swan, 72 

 Whooping Crane, 91 

 Willet, Western, 124 

 williamsoni, Sphyrapicus, 231 

 Williamson's Sapsucker, 231 

 Willow-Thrush, 518 

 wilsoni, Gallinago, 109 

 Wilsonia, 468 

 wilsonianus, Asio, 197 

 Wilson's Phalarope, 103 

 Wilson's Snipe, 109 

 Wilson's Warbler, 469 

 Winter Wren, 493 

 Wood-Duck, 48 

 Wood-Ibis, 78 

 Wood-Pewee, 270 

 Wood-Pewee, Western, 271 

 Wood-Thrush, 517 

 Woodcock, American, 108 

 Woodhouse Jay, 287 

 woodhousei, Aphelocoma, 287 

 Woodpecker, Alpine Three-toed, 227 

 Woodpecker, Batchelder's, 226 

 Woodpecker, Hairy, 225 

 Woodpecker, Lewis', 235 

 Woodpecker, Northern Pileated, 233 

 Woodpecker, Red-bellied, 237 

 Woodpecker, Red-headed, 233 

 Woodpecker, Rocky Mountain 



Hairy, 224 

 Woodpecker, Texan, 227 

 Wren, Baird's, 490 

 Wren, Canon, 487 

 Wren, Rock, 485 

 Wren, Short-billed Marsh-, 494 

 Wren, Western House-, 491 

 Wren, Western Marsh-, 495 

 Wren, Winter, 493 

 wrighti, Empidonax, 277 

 Wrights Flycatcher, 277 



Xanthocephalus, 304 

 xanthocephalus, Xanthocephalus 



304 

 Xema, 21 



Yellow Warbler, 449 

 Yellow-billed Cuckoo, 218 

 Yellow-billed Loon, 11 

 Yellow-crowned Night-Heron, 89 

 Yellow-headed Blackbird, 304 

 Yellow-legs, 121 

 Yellow-legs, Greater, 120 

 Yellow-throat, Western, 465 

 Zamelodia, 398 

 Zenaidura, 158 

 Zonotrichia, 363 



