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7. Willow Flycatcher (Empidonax traillii) Photographed at Washtucna in E Washington during early fall migration. Brighter as in first plumage, the bird still basically resembles the bird photographed during May at same location.

Willow Flycatcher . Aug 4, 1984 *Horicon NWR, WI w/ Jan A small, non-descript Empidonax flycatcher w/ a distinctive call: "Fitz Pwew!" Listed as It's listed as "common" Spr, Sum, & Fall, & "nesting" . Photo by MuskratPhoto taken: Northeastern Pennsylvania, USA

Willow Flycatcher (Empidonax traillii) 4 subspecies range map: E.t. brewsteri, E.t. adastus, E.t. extimus, & E.t.traillii.

The southwestern willow flycatcher (Empidonax traillii extimus) was once common along rivers and streams but habitat loss and nest parasitization by cowbirds has caused populations to plummet.

9. Willow Flycatcher (Empidonax traillii) Photographed during migration on the eastern Colorado Plains.

Willow Flycatcher (E.t. adastus), a subspecies, is the EASTERN NOMINATE SUBSPECIES of the willow flycatcher. It was described by Audubon in 1828. It breeds from the eastern coast of the United States to the western Rocky Mountains.

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