Yellow-bellied Flycatcher
Empidonax flaviventris
Small flycatcher, extremely similar to several other species. Generally shy and inconspicuous; breeds in spruce forests often near boggy areas. Migrants tend to be found in denser wet areas within woods. Olive-greenish above with distinctive yellow wash on throat and belly. Black wings with bold white wingbars. Nearly identical to Western Flycatchers, but limited range overlap. Within range, main confusion species is Least Flycatcher. Bright yellow throat and belly is usually enough to identify Yellow-bellied Flycatcher, but some worn birds can be very similar. Song is similar to Least Flycatcher ("chebek") but more slurred, with a soft buzzy tone. Not frequently repeated like Least Flycatcher. Soft whistled call note, "pwee," unlike Least's sharp "whit" call.
Identification
Adults have greenish upperparts and yellowish underparts (especially on the throat), with a dusky wash on the chest. They have a white or yellow eye ring that lacks the teardrop projection of Pacific-slope (E. difficilis) or cordilleran (E. occidentalis) flycatchers, white or yellowish wing bars that contrast strongly against the black wings, a broad, flat bill, and a relatively short tail when compared to other members of the genus. The upper mandible of the bill is dark, while the lower mandible is orange-pink. DNA testing in 2014 confirmed a field mark, involving the extent of buffy edging on the secondaries, to reliably distinguish this species from the two so-called "Western Flycatchers."<p>Measurements:<p>Yellow-bellied flycatchers wait on a perch low or in the middle of a tree and fly out to catch insects in flight, sometimes hovering over foliage. They sometimes eat berries or seeds.<p>The yellow-bellied flycatcher's song can be transcribed as a rough, descending "tse-berk", which can be similar to the more common least flycatcher's snappier, more evenly pitched "che-bek."
Taxonomy
- Scientific name
- Empidonax flaviventris
- Authority
- (Baird, WM & Baird, SF, 1843)
- Order
- Passeriformes
- Family
- Tyrannidae
- Genus
- Empidonax
Range and habitat
- Breeding range
- NA : wc Canada to se Canada and ne USA
- Non-breeding range
- MA
- Migration
- Complete migrants
Conservation
- Population trend
- rising
Photos
Distribution
Bird Calls
Other Birds

Bates's Sunbird
Cinnyris batesi
A very small nondescript sunbird with a short orange-based bill that curves uniformly along its length; easily mistaken for females of other sunbirds. The only features on the olive upperparts are indistinct paler eyebrows and lines running under the eyes, and yellow edging to the wings. Although often hidden, the male has yellow or whitish (not red) tufts at the shoulders. Singles are local and inconspicuous at the edges of lowland and riverine forest, sometimes entering secondary growth; it joins mixed-flocks and is frequently attracted to epiphytes in mossy clumps. Calls a high-pitched “tseeep” and trills. Little Green and Fraser’s sunbirds are similar to Bates’s but brighter, with straighter bills and more distinct yellowish eye-rings; Ursula’s Sunbird has a long decurved bill and grayish face and underparts.

Crested Guan
Penelope purpurascens
Very large, long-tailed game bird of tropical and subtropical forest. Often seen high in trees or flying through the forest canopy; usually not seen in areas near people except in some protected areas due to hunting pressure. Typically in pairs or small groups and wary. Plumage dark overall (often looks blackish) with bright red throat wattle; white streaking on body visible at closer range. Crest is bushy and usually not a striking feature.

Eyebrowed Thrush
Turdus obscurus
A long, slightly curving white eyebrow gives this species an elegant, sophisticated appearance. Typically keeps to cover on the ground and in mid-levels of trees but occasionally ventures into the open to feed, particularly during migration. Alert and quick to flush. Adult male has gray head, brown back, and orange belly. Females are brownish overall with more faded orange on the underparts. Breeds in eastern Siberian forests, typically in damp areas near water, or areas with dense understory. Winters in more open habitats, such as parks, but not as fond of open spaces as blackbirds. Well-spaced song phrases consist of rich warbling and ringing buzzy whistles. Also gives a high, piercing “tsssst!”
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