White-necked Jacobin vs Great Sapphirewing
Florisuga mellivora 对比 Pterophanes cyanopterus
Side-by-Side Comparison
| 属性 | White-necked Jacobin | Great Sapphirewing |
|---|---|---|
| 学名 | Florisuga mellivora | Pterophanes cyanopterus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 13.6 cm (5.4 in) | 21.0 cm (8.3 in) |
| 体重 | 7.666666666666667 g (0.27 oz) | 10.05 g (0.35 oz) |
| 食性 | Nectar generalist visiting a wide range of forest flowers; also catches small arthropods by aerial … | Nectarivore of high Andean cloud forest and treeline; one of the largest hummingbirds. Visits Ericaceae … |
| 产卵数 | 1-3 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-necked Jacobin
High, insect-like buzzing sustained for several seconds; thin monotone delivered continuously during hovering display flight.
Great Sapphirewing
Buzzy, insect-like trill with pulsing rhythm; high-frequency vibration with slight amplitude modulation near flowers.
Geographic Range & Migration
White-necked Jacobin
Found from Mexico south through Central America to Venezuela, Trinidad, and the western Amazon. Common in lowland forest edge and gardens.
Great Sapphirewing
Found in high Andean cloud forests and páramo from Colombia south through Ecuador and Peru to Bolivia. 2,400–3,800 m.
保护状况
White-necked Jacobin
Great Sapphirewing
How to Tell Them Apart
White-necked Jacobin
Males vivid blue head and throat; white nape and hindneck contrasting sharply with blue; white belly; green back; white tail with dark terminal band; females brown above, spotted below; bold …
Great Sapphirewing
About These Birds
White-necked Jacobin
白颈雅各宾蜂鸟，体长11-12厘米。胸部白色，头部深蓝色，背部绿色。分布于墨西哥至巴西和特立尼达。
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.