Peter Burke:
Boboquivari Peak
Peter Burke:
Boboquivari Peak Wilderness
Peter Burke:
Rivoli's Hummingbird
Peter Burke:
Dusky-capped Flycatcher
Peter Burke:
Ash-throated Flycatcher
Peter Burke:
Scott's Oriole
Peter Burke:
Lesser Nighthawk
Peter Burke:
Acorn Woodpecker
Peter Burke:
Elegant Trogon
Peter Burke:
Arizona Sister
Peter Burke:
Phainopepla
Peter Burke:
Rivoli's Hummingbird
Peter Burke:
Berylline Hummingbird
Peter Burke:
Northern Cardinal
Peter Burke:
Elf Owl
Peter Burke:
Coues Whitetail Deer (Odocoileus virginianus couesi)
Peter Burke:
Saguaro Cactus
Peter Burke:
Greater Roadrunner
Peter Burke:
Black-tailed Jackrabbit
Peter Burke:
Western Diamondback Rattlesnake
Peter Burke:
Pyrrhuloxia
Peter Burke:
Flame-colored Tanager
Peter Burke:
American Cootlets
Peter Burke:
Sonoran Desert
Peter Burke:
Sonoran Desert Pano
Peter Burke:
Red-faced Warbler
Peter Burke:
Pyhurrloxia
Peter Burke:
Five-striped Sparrow
Peter Burke:
Crescent-chested Warbler