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Side-by-Side Comparison

属性	Sword-billed Hummingbird	Velvet-browed Brilliant
学名	Ensifera ensifera	Heliodoxa xanthogonys
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)	12.6 cm (5.0 in)
体重	12.75 g (0.45 oz)	6.833333333333333 g (0.24 oz)
食性	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …	Nectarivore visiting Ericaceae, Fuchsia, and other montane flowers in Andean cloud forest. Takes small insects …
一腹卵数	--	2
Population Trend	—	—

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Habitat Comparison

共通生息地

🌲 Forest

Sword-billed Hummingbird only

🌾 Grassland

Velvet-browed Brilliant 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.

Velvet-browed Brilliant

さえずり

High, shrill screaming call with carrying quality; piercing notes audible at distance across open Andean hillsides.

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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.

Velvet-browed Brilliant

Endemic to the tepuis of Venezuela and adjacent Guyana and Brazil in high-altitude forest. 1,200–2,600 m.

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保全状況

Least Concern

Sword-billed Hummingbird

Least Concern

Velvet-browed Brilliant

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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

Velvet-browed Brilliant

羽毛

Blue-fronted Lancebill: males with iridescent blue forehead; magenta gorget; metallic green; females green above; spotted buff below

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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。

Velvet-browed Brilliant

ギアナ高地とベネズエラのアンデスの麓（標高300〜1,800 m）の低地・丘陵林に生息するハチドリ（体長11〜12 cm）。雄は光沢のある緑色の羽衣と金黄色の頬のパッチを持つ。アマゾンと平行して分布する種。低地・丘陵雲霧林の蜜食性。

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