Sword-billed Hummingbird vs Peruvian Piedtail
Ensifera ensifera 对比 Phlogophilus harterti
Side-by-Side Comparison
| 属性 | Sword-billed Hummingbird | Peruvian Piedtail |
|---|---|---|
| 学名 | Ensifera ensifera | Phlogophilus harterti |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 15.3 cm (6.0 in) | 9.1 cm (3.6 in) |
| 体重 | 12.75 g (0.45 oz) | 2.45 g (0.09 oz) |
| 食性 | Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … | Nectarivore of Peruvian montane forest understory. Visits tubular flowers; catches small insects gleaned from leaf … |
| 产卵数 | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sword-billed Hummingbird
Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.
Peruvian Piedtail
Deep, resonant hum barely audible; extremely low-frequency vibration perceptible more as sensation than distinct sound.
Geographic Range & Migration
Sword-billed Hummingbird
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.
Peruvian Piedtail
Found on the eastern Andean slope in Peru in humid foothill forest. 400–1,400 m elevation.
保护状况
Sword-billed Hummingbird
Peruvian Piedtail
How to Tell Them Apart
Sword-billed Hummingbird
Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots
Peruvian Piedtail
Calliope Hummingbird: males with glittering rosy-red streaked gorget; metallic green above; females plain green above; short tail
About These Birds
Sword-billed Hummingbird
剑嘴蜂鸟。嘴与身体等长（8-10厘米）。栖息于安第斯云雾林。专门取食深处的西番莲花蜜。
Peruvian Piedtail
A small hummingbird (9-10 cm) found in Andean cloud forests of Peru at 1,300-2,200 m. Green plumage with pale-tipped tail. Nectarivore of montane forest understory. Named after Ernst Hartert. Classified as Near Threatened due to limited range.