Western Mourning Dove, Zenaidura macroura marginella 278 



Turkey Vulture, Cathartes aura septentrionalis 279 



White-tailed Kite, Elanus leucurus 281 



Marsh Hawk, Circus hudsonius 281 



Sharp-shinned Hawk, Accipiter velox 282 



Cooper Hawk, Accipiter cooperi 284 



Western Goshawk, Astur atricapillus striatulus 286 



Western Red-tailed Hawk, Buteo borealis calurus 287 



Red-bellied Hawk, Buteo lineatus elegans 289 



Swainson Hawk, Buteo swainsoni 290 



Ferruginous Rough-legged Hawk, Archibuteo ferrugineus 291 



Golden Eagle, Aquila chrysaetos 292 



Prairie Falcon, Falco mexicanus 294 



Duck Hawk, Falco peregrinus anatum 294 



Northern Pigeon Hawk, Falco columbarius columbarius 295 



American Sparrow Hawk, Falco sparverius sparverius 296 



American Osprey, Pandion haliaetus carolinensis 297 



Barn Owl, Tyto pratincola 298 



Long-eared Owl, Asio wilsonianus 300 



California Spotted Owl, Strix occidentalis occidentalis 304 



Great Gray Owl, Scotiaptex nebulosa nebulosa 305 



Saw-whet Owl, Cryptoglaux acadica 307 



Southern California Screech Owl, Otus asio quercinus .-. 308 



Pacific Horned Owl, Bubo virginianus pacificus 309 



Burrowing Owl, Speotyto cunicularia hypogaea 310 



California Pigmy Owl, Glaucidium gnoma californicum 311 



Road-runner, Geococcyx calif ornianus 313 



Western Belted Kingfisher, Ceryle alcyon caurina 313 



Modoc Woodpecker, Dryobates villosus orius 315 



Willow Woodpecker, Dryobates pubescens turati , 317 



Nuttall Woodpecker, Dryobates nuttalH 319 



Northern White-headed Woodpecker, Xenopicus albolarvatus albolarvatus 320 



Arctic Three-toed Woodpecker, Picoides arcticus 326 



Sierra Red-breasted Sapsucker, Sphyrapicus varius daggetti 327 



Red-naped Sapsucker, Sphyrapicus varius nuchalis 330 



Williamson Sapsucker, Sphyrapicus thyroideus thyroideus 331 



Northern Pileated Woodpecker, Phloeotomus pileatus abieticola 334 



California Woodpecker, Melanerpes formicivorus bairdi 337 



Lewis Woodpecker, Asyndesmus lewisi 341 



Red-shafted Flicker, Colaptes cafer coUaris 342 



Poor-wills, Phalaenoptilus nuttalli 343 



Dusky Poor-will, Phalaenoptilus nuttalli calif ornicus 



Nuttall Poor-will, Phalaenoptilus nuttalli nuttalli 



Pacific Nighthawk, Chordeiles virginianus hesperis 346 



Texas Nighthawk, Chordeiles acutipennis texensis 347 



Northern Black Swift, Cypseloides niger borealis 349 



Vaux Swift, Chaetura vauxi 350 



White-throated Swift, Aeronautes melanoleucus 351 



Black-chinned Hummingbird, Archilochus alexandri 352 



Anna Hummingbird, Calypte anna 353 



Rufous Hummingbird, Selasphorus rufus 354 



Allen Hummingbird, Selasphorus alleni 355 



Calliope Hummingbird, Stellula calliope 356 



Western Kingbird, Tyrannus verticalis 359 



[xi] 



