The eye-ring of the Hammond's is uneven and almost invisible in some birds. Early in the breeding season males fight so vigorously defending their territories that they often become locked together in midair. The White-eyed Vireo is a pro at copying and pasting other birds’ calls into its own. August 11, 2013 at 4:58 PM. Dusky flycatcher. Cassin's Kingbird Tyrannus vociferans ... Hammond's Flycatcher Empidonax hammondii. Alder flycatcher. Ash-throated Flycatcher Myiarchus cinerascens. John Arvin. Brown-crested flycatcher. Say's Phoebe Sayornis saya. call. The name of this bird commemorates William Alexander Hammond. 0:00 / Hammond's flycatcher (call) call. Flycatcher identification made easy! Others, including the Gray Vireo, have a fainter pair. Mimicry. Alder Flycatcher Empidonax alnorum Species of Concern. Acadian flycatcher. Scissor-tailed Flycatcher Other tyrant flycatchers. TAI3LE 1. 4. Olive-sided Flycatcher Contopus cooperi. However, although its range overlaps with that of the Dusky, Hammond's seems to prefer cooler surroundings at all seasons. The bill is dark, which may help distinguish it from other Empidonax flycatchers. Reply. Species like the Blue-headed or White-eyed Vireo have two obvious stripes across their wings. Two-group stepwise discriminant analysis of Hammond’s Flycatcher and Pacific-slope Flycatcher use of specific nest-site characteristics (all nest sites) in old-growth and mature Douglas-fir/tanoak dominated forests of northwestern California. The legs, beak, and eyes are black. Like other Empidonax flycatchers, Hammond's Flycatchers are olive-gray above and buffy-yellow below, with a slight crest, two white wing-bars, and white eye-ring. The conspicuous white eye ring and white wing bars are distinctive of the species. The Hammond's Flycatcher is one of the very similar Empidonax flycatchers, and can be quite difficult to tell apart from it's close relatives, especially the Dusky Flycatcher.The Hammond's even has the same general geographic distribution as the Dusky Flycatcher, but while that species is typically found in low brush and chaparral, the Hammond's Flycatcher is typically found high in … Dusky-capped flycatcher. The Hammond's Flycatcher looks very similar to Gray and Dusky flycatchers; all three species overlap in range, but differ in voice and habitat. When looking at a Hammond's/Dusky Flycatcher, listen for voice and watch it's pattern in behavior for the best clues on identification. Ash-throated flycatcher. Of the Empidonax flycatchers, the long-winged but short-tailed Hammond’s is the one most strongly associated in summer with conifer forests. Plumage: Olive-gray above with a light throat, gray breast, and pale yellow belly. Cordilleran flycatcher. 3. Couch's kingbird. Other Names: none Distribution: western North America, from the Yukon south to southern Mexico. Listen for a medley of woodpeckers, thrushes, and tanagers. Habitat preferences vary regionally: in parts of the range, the species favors dry ponderosa pine stands; elsewhere, it … Description: Size: 13-14 cm in length. Francesco Veronesi. I would reduce most of the “records” (at least the Texas ones) by a factor of 10 due to faulty identification. Hammond's flycatcher. It nests higher in the mountains and farther north; even on its main wintering grounds south of the border, it is usually in the … Cassin's kingbird. Dusky Flycatcher Empidonax oberholseri. The first claim to fame of Hammond's Flycatcher is that it is hard to tell apart from its relatives, especially the Dusky Flycatcher. Species. Black phoebe. Name Tags David, I agree with the general trend of arrivals (Acadian in April, Least in late April, and all the rest after May 1. Group means and standard deviations of variables included in the model are presented. Least Flycatcher Empidonax minimus.