empidonax (from empis, gnat, mosquito, and anax, king) oberholseri (after Harry Oberholser, American ornithologist)
Wednesday, May 9, 2012 — 11:04 am
Phantom Canyon Road — Fremont County, Colorado
This flycatcher was singing its distinctive three-part song from the branches of a dead tree along the road between the two tunnels. It flitted to a different branch two or three times during the three minutes it stayed in view.