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Side-by-Side Comparison

属性	Sword-billed Hummingbird	Oaxaca Hummingbird
学名	Ensifera ensifera	Eupherusa cyanophrys
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保全状況	Least Concern	Endangered
体長	—	—
翼開長	15.3 cm (6.0 in)	11.7 cm (4.6 in)
体重	12.75 g (0.45 oz)	4.725 g (0.17 oz)
食性	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …	Hovering nectarivore of lowland and montane forest, probing Heliconia and garden flowers. Supplements with 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

Oaxaca Hummingbird 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.

Oaxaca Hummingbird

さえずり

Pure, sustained whistle with bell-like clarity; clear single note ringing out then slowly fading away.

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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.

Oaxaca Hummingbird

Endemic to the mountains of Oaxaca, Mexico. Classified as Endangered due to extremely small range.

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保全状況

Least Concern

Sword-billed Hummingbird

Endangered

Oaxaca Hummingbird

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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

Oaxaca Hummingbird

羽毛

Striped Cuckoo: pale brown-white below with dark streaks; boldly streaked dark brown above; long white-tipped tail; pale supercilium

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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。

Oaxaca Hummingbird

メキシコのオアハカ州に生息するハチドリで、青い眉斑が特徴。絶滅危惧種に指定されている。

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