Empidonax traillii
tags: Willow Flycatcher, Empidonax traillii, birds, mystery bird, bird ID quiz
[Mystery bird] Willow Flycatcher, Empidonax traillii, photographed near Park City, Utah. [I will identify this bird for you in 48 hours]
Image: Terry Sohl, 29 July 2009 [larger view]
Canon 50D, 400 5.6L lens.
Please name at least one field mark that supports your identification.
Review all mystery birds to date.