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Willow Flycatcher Empidonax traillii

Sections

Demography and Populations

Recommended Citation

Willow Flycatcher (Empidonax traillii), In Neotropical Birds Online (T. S. Schulenberg, Editor). Cornell Lab of Ornithology, Ithaca, NY, USA. retrieved from Neotropical Birds Online: https://neotropical.birds.cornell.edu/Species-Account/nb/species/wilfly