White-vented Violetear vs Great Sapphirewing
Colibri serrirostris 比較対象 Pterophanes cyanopterus
Side-by-Side Comparison
| 属性 | White-vented Violetear | Great Sapphirewing |
|---|---|---|
| 学名 | Colibri serrirostris | Pterophanes cyanopterus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 13.6 cm (5.4 in) | 21.0 cm (8.3 in) |
| 体重 | 6.199999999999999 g (0.22 oz) | 10.05 g (0.35 oz) |
| 食性 | Nectarivore of highland and lowland forest margins. Feeds on diverse tubular flowers and catches flying … | Nectarivore of high Andean cloud forest and treeline; one of the largest hummingbirds. Visits Ericaceae … |
| 一腹卵数 | 1-2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-vented Violetear
Sharp, emphatic squeak repeated quickly; tiny piercing notes delivered insistently during competitive encounters near feeders.
Great Sapphirewing
Buzzy, insect-like trill with pulsing rhythm; high-frequency vibration with slight amplitude modulation near flowers.
Geographic Range & Migration
White-vented Violetear
Found in cerrado, chaco, and open woodland of central and southern Brazil, Bolivia, and Paraguay. 200–1,200 m elevation.
Great Sapphirewing
Found in high Andean cloud forests and páramo from Colombia south through Ecuador and Peru to Bolivia. 2,400–3,800 m.
保全状況
White-vented Violetear
Great Sapphirewing
About These Birds
White-vented Violetear
A medium-sized hummingbird (11-12 cm) with green plumage, violet ear patches, and a distinctive white vent. Found in cerrado and open habitats of central South America from Brazil to Argentina. Nectarivore of savanna flowers and gardens. An adaptable, widespread species.
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.