Sword-billed Hummingbird vs Peruvian Piedtail
Ensifera ensifera so với Phlogophilus harterti
Side-by-Side Comparison
| Thuộc Tính | Sword-billed Hummingbird | Peruvian Piedtail |
|---|---|---|
| Tên Khoa Học | Ensifera ensifera | Phlogophilus harterti |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 15,3 cm (6.0 in) | 9,1 cm (3.6 in) |
| Khối Lượng | 12,75 g (0.45 oz) | 2,45 g (0.09 oz) |
| Chế Độ Ăn | 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 … |
| Số Trứng | -- | -- |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Sword-billed Hummingbird only
Peruvian Piedtail only
Không
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.
Tình Trạng Bảo Tồn
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
A remarkable hummingbird (14-15 cm body) with a bill as long as its body (8-10 cm), the longest bill relative to body size of any bird. Found in Andean cloud forests from Venezuela to Bolivia at 1,700-3,500 m. The extraordinarily long bill evolved to feed on deep tubular Passiflora flowers.
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.