Black-thighed Puffleg vs Great Sapphirewing
Eriocnemis derbyi 比較対象 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 |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 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 … |
| 一腹卵数 | 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.
保全状況
Black-thighed Puffleg
Great Sapphirewing
About These Birds
Black-thighed Puffleg
コロンビアとエクアドルに生息するハチドリで、黒い太腿の羽毛が特徴。準絶滅危惧種に指定されている。
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.