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Side-by-Side Comparison

属性	Sword-billed Hummingbird	White-browed Hermit
学名	Ensifera ensifera	Phaethornis stuarti
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保全状況	Least Concern	Least Concern
体長	—	—
翼開長	15.3 cm (6.0 in)	7.2 cm (2.8 in)
体重	12.75 g (0.45 oz)	2.48 g (0.09 oz)
食性	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …	Nectarivore trap-lining Heliconia patches in humid lowland forest. Supplements with arthropods for breeding protein demands.
一腹卵数	--	--
Population Trend	—	—

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Habitat Comparison

共通生息地

🌲 Forest

Sword-billed Hummingbird only

🌾 Grassland

White-browed Hermit only

None

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Song & Call Comparison

Sword-billed Hummingbird

さえずり

Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.

White-browed Hermit

さえずり

Deep, resonant trill with powerful carrying quality; rich vibrating sound audible at great distance in still air.

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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.

White-browed Hermit

Endemic to Bolivia and adjacent southwestern Brazil in the Amazon basin. Found in lowland forest at 150–600 m elevation.

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保全状況

Least Concern

Sword-billed Hummingbird

Least Concern

White-browed Hermit

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How to Tell Them Apart

Sword-billed Hummingbird

羽毛

Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots

White-browed Hermit

羽毛

Straight-billed Hermit: rufous underparts; olive-brown crown; broad white postocular stripe; elongated whitish tail; distinctively straight bill

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About These Birds

Sword-billed Hummingbird

アンデスの雲霧林に生息するハチドリで、体と同じ長さの嘴を持つ。自然界で嘴が最も長い鳥の一つ。

White-browed Hermit

ペルーとボリビアのアンデス東斜面に生息するハチドリで、Stuartのハーミットとも呼ばれる。標高の高い霧雨林に生息し、詳細な生態はまだよくわかっていない。

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