Location in Oregon
Blue is Winter range - Red is Summer range
Purple is Year-round range - Yellow is Migration range

Gray Flycatcher

Empidonax wrightii - Fairly common in sagebrush and junipers of the Great Basin. Basal two-thirds of lower mandible is pink; little or no yellow on underparts. Only Empidonax to pump tail down first. Song is typically of 2 elements: a vigorous rapid churweeoo, and a faint higher cheeip.