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Side-by-Side Comparison

属性	Hyacinth Visorbearer	Sword-billed Hummingbird
学名	Augastes scutatus	Ensifera ensifera
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保全状況	Least Concern	Least Concern
体長	—	—
翼開長	10.7 cm (4.2 in)	15.3 cm (6.0 in)
体重	3.3 g (0.12 oz)	12.75 g (0.45 oz)
食性	Nectarivore of Brazilian cerrado flowers, particularly Vellozia and Qualea. Catches small insects near rocky outcrops.	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …
一腹卵数	2	--
Population Trend	—	—

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Habitat Comparison

共通生息地

🌲 Forest 🌾 Grassland

Hyacinth Visorbearer only

None

Sword-billed Hummingbird only

None

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Song & Call Comparison

Hyacinth Visorbearer

さえずり

Soft, pure sustained tone with gentle vibrato; single melodic note trembling slightly, typical of quiet upland forest perches.

Sword-billed Hummingbird

さえずり

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

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Geographic Range & Migration

Hyacinth Visorbearer

Endemic to the campo rupestre of the Espinhaço Range in Minas Gerais, Brazil. Found at 900–1,600 m elevation.

Sword-billed Hummingbird

Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.

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保全状況

Least Concern

Hyacinth Visorbearer

Least Concern

Sword-billed Hummingbird

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How to Tell Them Apart

Hyacinth Visorbearer

羽毛

Velvet-purple Coronet: brilliant velvety purple head; glittering green gorget; iridescent purple body; white underparts; straight bill

Sword-billed Hummingbird

羽毛

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

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About These Birds

Hyacinth Visorbearer

ブラジル南東部の高地、特にミナス・ジェライス州固有の小型ハチドリ（8〜9cm）。虹彩色のヒヤシンスブルーの前額バイザーと緑色の羽毛を持つ。疎らな植生の岩礁カンポ・ルペストレ生息地の蜜食者。準絶滅危惧に分類。

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。

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