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Side-by-Side Comparison

属性	Sword-billed Hummingbird	Viridian Metaltail
学名	Ensifera ensifera	Metallura williami
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)	11.5 cm (4.5 in)
体重	12.75 g (0.45 oz)	4.6 g (0.16 oz)
食性	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …	Nectarivore of Ecuadorian and Colombian montane shrubs; visits Brachyotum and Ericaceae. Gleans tiny insects from …
一腹卵数	--	2
Population Trend	—	—

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Habitat Comparison

共通生息地

🌲 Forest 🌾 Grassland

Sword-billed Hummingbird only

None

Viridian Metaltail 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.

Viridian Metaltail

さえずり

Sharp, emphatic chip repeated rapidly; clean staccato note with forceful attack given insistently near territory.

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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.

Viridian Metaltail

Found in cloud forests and páramo of Colombia and Ecuador on both Andean slopes. 2,400–4,000 m elevation.

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保全状況

Least Concern

Sword-billed Hummingbird

Least Concern

Viridian Metaltail

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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

Viridian Metaltail

羽毛

Blue-throated Mountain-gem: tiny; males with brilliant blue gorget; metallic green above; white underparts; females green above; spots

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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。

Viridian Metaltail

エクアドルとコロンビアのアンデス高地に生息するビラウィリアムズメタルテイルハチドリ。体長10〜12cm。鮮やかな緑色の羽毛が特徴的。高山の花の蜜を主食とする。低危険種。

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