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Side-by-Side Comparison

属性	Green-tailed Emerald	Sword-billed Hummingbird
学名	Chlorostilbon alice	Ensifera ensifera
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)
体重	3.5 g (0.12 oz)	12.75 g (0.45 oz)
食性	Nectarivore of Venezuelan dry scrub, hovering at low shrub blooms. Catches gnats and spiders to …	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

Green-tailed Emerald only

None

Sword-billed Hummingbird only

🌾 Grassland

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Song & Call Comparison

Green-tailed Emerald

さえずり

Buzzy, sustained trill with insect-like quality; continuous high-frequency vibration with rapid amplitude modulation.

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

Green-tailed Emerald

Found in montane regions of Venezuela at 500-2,000 m elevation. A Venezuelan endemic or near-endemic.

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

Green-tailed Emerald

Least Concern

Sword-billed Hummingbird

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How to Tell Them Apart

Green-tailed Emerald

羽毛

Elliot's Hummingbird (Elliotomyia): males with iridescent violet gorget; metallic green above; white underparts; females green; spots

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

Green-tailed Emerald

ベネズエラの山地（500〜2,000 m）に生息する小型ハチドリ（8〜9 cm）。緑色の羽衣と緑色の尾。林縁・開けた場所で花蜜を吸う。ベネズエラ固有種またはほぼ固有種。

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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