- Empidonax hammondii
Identification
5-5 1/2" (13-14 cm). Olive-grey above; light throat, grey breast, pale yellow belly. Conspicuous white eye ring and white wing bars. Song is seweep-tsurp-seep, the last part rising.
Distribution
Breeds from eastern Alaska south to northern California and northern New Mexico. Winters in tropics, rarely in Arizona.
Habitat
Mature coniferous forests at high altitudes.
Behaviour
3 or 4 white eggs, occasionally spotted, in a well-built cup nest saddled on a branch 15-60' (4.5-18 m) high in a coniferous tree.