Great Sapphirewing vs Band-tailed Barbthroat
Pterophanes cyanopterus 对比 Threnetes ruckeri
Side-by-Side Comparison
| 属性 | Great Sapphirewing | Band-tailed Barbthroat |
|---|---|---|
| 学名 | Pterophanes cyanopterus | Threnetes ruckeri |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 21.0 cm (8.3 in) | 11.3 cm (4.4 in) |
| 体重 | 10.05 g (0.35 oz) | 6.0 g (0.21 oz) |
| 食性 | Nectarivore of high Andean cloud forest and treeline; one of the largest hummingbirds. Visits Ericaceae … | Nectarivore specialising in long curved tubular flowers; also hawks small flies and midges near forest … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Great Sapphirewing
Buzzy, insect-like trill with pulsing rhythm; high-frequency vibration with slight amplitude modulation near flowers.
Band-tailed Barbthroat
Crisp, emphatic single chip repeated at intervals; clear staccato note with sharp attack and brief resonant tail.
Geographic Range & Migration
Great Sapphirewing
Found in high Andean cloud forests and páramo from Colombia south through Ecuador and Peru to Bolivia. 2,400–3,800 m.
Band-tailed Barbthroat
Found from southern Mexico through Central America to western Colombia and northwestern Venezuela. Resident in lowland forest and shaded streams.
保护状况
Great Sapphirewing
Band-tailed Barbthroat
How to Tell Them Apart
Great Sapphirewing
Band-tailed Barbthroat
Bronze-green upperparts; pale buff underparts with dark throat; broad black-and-white banded tail with rufous base; blackish chin and throat with pale malar stripe; Central American species with boldly banded tail …
About These Birds
Great Sapphirewing
A large hummingbird (18 cm, wingspan 28 cm) found in Andean cloud forests from Colombia to Bolivia at 2,500-3,500 m. Brilliant sapphire-blue wings, green body, and long tail. One of the largest hummingbirds. Nectarivore of montane forest, visiting large-flowered Ericaceae.
Band-tailed Barbthroat
A medium-sized hummingbird (10-12 cm) with a decurved bill, found in humid lowland forests from Guatemala to northwestern Colombia. Green plumage with a pale breast band. Named for the barb-like feathers on its throat. Nectarivore of forest undergrowth, visiting Heliconia flowers.