Papers in the Biological Sciences
Date of this Version
2009
Abstract
Olive-sided Flycatcher (Contopus borealis)
Western Wood"pewee (Contopus sordidulus)
Yellow"bellied Flycatcher (Empidonax flaviventris)
Alder Flycatcher (Empidonax alnorum)
Willow Flycatbher (Empidonax trailli)
Least Flycatcher (Empidonax minimus)
Hammond's Flycatcher (Empidonax hammondi)
Dusky Flycatcher (Empidonax oberholseri)
Gray Flycatcher (Empidonax wrightii)
Western Flycatcher (Empidonax difficilis)
Eastern Phoebe (Sayornis phoebe)
Say's Phoebe (Sayornis saya)
Vermilion Flycatcher (Pyrocephalus rubinus)
Ash-throated Flycatcher (Myiarchus cinerascens)
Cassin's Kingbird (Tyrannus vociferus)
Western Kingbird (Tyrannus verticalis)
Eastern Kingbird (Tyrannus tyrannus)
Scissor-tailed Flycatcher (Muscivora forficata)
Horned Lark (Eremophila alpestris)
Comments
Birds of the Rocky Mountains copyright © 1986, 2009 Paul A. Johnsgard