Black-thighed Puffleg vs Great Sapphirewing
Eriocnemis derbyi 对比 Pterophanes cyanopterus
Side-by-Side Comparison
| 属性 | Black-thighed Puffleg | Great Sapphirewing |
|---|---|---|
| 学名 | Eriocnemis derbyi | Pterophanes cyanopterus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 11.2 cm (4.4 in) | 21.0 cm (8.3 in) |
| 体重 | 5.25 g (0.19 oz) | 10.05 g (0.35 oz) |
| 食性 | Nectarivore of Colombian Andes; visits dense Ericaceae patches at high elevations. Catches small insects in … | Nectarivore of high Andean cloud forest and treeline; one of the largest hummingbirds. Visits Ericaceae … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black-thighed Puffleg
Rapid, buzzy trill with slightly harsh quality; quick series of rough notes given persistently near territorial boundaries.
Great Sapphirewing
Buzzy, insect-like trill with pulsing rhythm; high-frequency vibration with slight amplitude modulation near flowers.
Geographic Range & Migration
Black-thighed Puffleg
Found in high Andean cloud forests and páramo from Colombia south through Ecuador to northern Peru. 2,400–3,600 m.
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
Black-thighed Puffleg
Great Sapphirewing
About These Birds
Black-thighed Puffleg
黑腿毛腿蜂鸟，体长10-11厘米。分布于哥伦比亚至厄瓜多尔，海拔2500-3200米。近危。
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.