couchii Cassin's kingbird, Tyrannus vociferans Thick-billed kingbird, Tyrannus crassirostris Western kingbird, Tyrannus verticalis Eastern kingbird, Tyrannus tyrannus Scissor-tailed flycatcher, Tyrannus forficatus Fork-tailed flycatcher, Tyrannus savana Olive-sided flycatcher, Contopus cooperi Western wood-pewee, Contopus sordidulus Eastern wood-pewee, Contopus virens Yellow-bellied flycatcher, Empidonax flaviventris Acadian flycatcher, Empidonax virescens Alder flycatcher, Empidonax alnorum Willow flycatcher, Empidonax traillii Least flycatcher, Empidonax minimus Hammond's flycatcher, Empidonax hammondii Gray flycatcher, Empidonax wrightii Dusky flycatcher, Empidonax oberholseri Cordilleran flycatcher, Empidonax occidentalis Buff-breasted flycatcher, Empidonax fulvifrons Dusky-capped flycatcher, Myiarchus tuberculifer Great crested flycatcher, Myiarchus crinitus Brown-crested flycatcher, Myiarchus tyrannulus Black phoebe, Sayornis nigricans Eastern phoebe, Sayornis phoebe Say's phoebe, Sayornis saya Vermilion flycatcher, Pyrocephalus rubinus Vireos, shrike-babblers, and erpornis Order: PasseriformesFamily: Vireonidae The vireos are a group of small to medium-sized passerine birds mostly restricted to the New World, though a few other members of the family are found in Asia. They are typically greenish in color and resemble wood warblers apart from their heavier bills. White-eyed vireo, Vireo griseus Bell's vireo, Vireo bellii Gray vireo, Vireo vicinior Yellow-throated vireo, Vireo flavifrons Plumbeous vireo, Vireo plumbeus Cassin's vireo, Vireo cassinii Blue-headed vireo, Vireo solitarius Philadelphia vireo, Vireo philadelphicus Warbling vireo, Vireo gilvus Red-eyed vireo, Vireo olivaceus Yellow-green vireo, Vireo flavoviridis Shrikes Order: PasseriformesFamily: Laniidae Shrikes are passerine birds known for their habit of catching other birds and small animals and impaling the uneaten portions of their bodies on thorns. A shrike's beak is hooked, like that of a typical bird of prey. Loggerhead shrike, Lanius ludovicianus Northern shrike, Lanius borealis Crows, jays, and magpies Order: PasseriformesFamily: Corvidae The family Corvidae includes crows, ravens, jays, choughs, magpies, treepies, nutcrackers, and ground jays. Corvids are above average in size among the Passeriformes, and some of the larger species show high levels of intelligence. Canada jay, Perisoreus canadensis Pinyon jay, Gymnorhinus cyanocephalus Steller's jay, Cyanocitta stelleri Blue jay, Cyanocitta cristata Woodhouse's scrub-jay, Aphelocoma woodhouseii Clark's nutcracker, Nucifraga columbiana Black-billed magpie, Pica hudsonia American crow, Corvus brachyrhynchos Chihuahuan raven, Corvus cryptoleucus Common raven, Corvus corax Tits, chickadees, and titmice Order: PasseriformesFamily: Paridae The Paridae are mainly small stocky woodland species with short stout bills. Some have crests. They are adaptable birds, with a mixed diet including seeds and insects. Black-capped chickadee, Poecile atricapilla Mountain chickadee, Poecile gambeli Juniper titmouse, Baeolophus ridgwayi Larks Order: PasseriformesFamily: Alaudidae Larks are small terrestrial birds with often extravagant songs and display flights. Most larks are fairly dull in