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Side-by-Side Comparison

属性	Sword-billed Hummingbird	Plain-capped Starthroat
学名	Ensifera ensifera	Heliomaster constantii
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)	12.5 cm (4.9 in)
体重	12.75 g (0.45 oz)	7.375 g (0.26 oz)
食性	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …	Nectarivore of Mexican and Central American dry and semi-open habitats. Visits large flowers; catches insects …
一腹卵数	--	--
Population Trend	—	—

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Habitat Comparison

共通生息地

🌲 Forest

Sword-billed Hummingbird only

🌾 Grassland

Plain-capped Starthroat 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.

Plain-capped Starthroat

さえずり

High, thin twittering barely audible; delicate cascade of minute notes, poorly documented vocal repertoire.

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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.

Plain-capped Starthroat

Found from northwestern Mexico south through Central America to northwestern Costa Rica in dry forest. Sea level to 1,800 m.

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保全状況

Least Concern

Sword-billed Hummingbird

Least Concern

Plain-capped Starthroat

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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

Plain-capped Starthroat

羽毛

Peruvian Sheartail (alt): males with glittering violet gorget; metallic green above; white underparts; females green above; spotted

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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。

Plain-capped Starthroat

メキシコからコスタリカにかけての中央アメリカ太平洋斜面（標高0〜1,500 m）の乾燥・半湿潤林と林縁に生息する中型ハチドリ（体長11〜12 cm）。雄は白い縞のある暗い羽衣と紫に輝く喉を持つ。長いくちばしで花の蜜を採食。

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