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Side-by-Side Comparison

属性	Sword-billed Hummingbird	Buff-bellied Hermit
学名	Ensifera ensifera	Phaethornis subochraceus
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)	10.1 cm (4.0 in)
体重	12.75 g (0.45 oz)	4.0 g (0.14 oz)
食性	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …	Nectarivore with elongated bill suited to pendant tubular flowers. Gleans small spiders and mites from …
一腹卵数	--	--
Population Trend	—	—

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Habitat Comparison

共通生息地

🌲 Forest

Sword-billed Hummingbird only

🌾 Grassland

Buff-bellied Hermit 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.

Buff-bellied Hermit

さえずり

Rapid, light twittering cascade; airy high notes tumbling quickly in animated sequence during courtship display flight.

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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.

Buff-bellied Hermit

Endemic to central and southwestern Brazil in cerrado woodland edges and dry forest gallery. Found at 400–900 m.

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保全状況

Least Concern

Sword-billed Hummingbird

Least Concern

Buff-bellied Hermit

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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

Buff-bellied Hermit

羽毛

Needle-billed Hermit: heavily streaked tawny underparts; brown-olive above; pale supercilium; very fine needle-like decurved bill; streaked throat

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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。

Buff-bellied Hermit

ボリビアとブラジル西部の熱帯林に生息するハチドリで、淡い黄土色の腹部が特徴的。アマゾン流域南西部に分布し、花蜜を主に採食する。

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