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Side-by-Side Comparison

属性	Sword-billed Hummingbird	Gorgeted Puffleg
学名	Ensifera ensifera	Eriocnemis isabellae
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保护状况	Least Concern	Critically Endangered
体长	—	—
翼展	15.3 cm (6.0 in)	11.4 cm (4.5 in)
体重	12.75 g (0.45 oz)	4.3 g (0.15 oz)
食性	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …	Nectarivore of narrow-range Ecuadorian cloud forest; critically endangered. Forages at Ericaceae blooms; takes small insects.
产卵数	--	--
Population Trend	—	—

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Habitat Comparison

共同栖息地

🌲 Forest

Sword-billed Hummingbird only

🌾 Grassland

Gorgeted Puffleg only

无

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Song & Call Comparison

Sword-billed Hummingbird

鸣唱

Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.

Gorgeted Puffleg

鸣唱

Bright, musical trill with bubbly quality; rapid rolling notes cascading cheerfully in active territorial display at dawn.

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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.

Gorgeted Puffleg

Endemic to the Pacific slope of the western Andes of Colombia at 2,000–3,000 m. Critically endangered.

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保护状况

Least Concern

Sword-billed Hummingbird

Critically Endangered

Gorgeted Puffleg

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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

Gorgeted Puffleg

羽毛

Black-throated Brilliant: males with glittering violet gorget; metallic green above; black throat; females green above; spotted below

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About These Birds

Sword-billed Hummingbird

剑嘴蜂鸟。嘴与身体等长（8-10厘米）。栖息于安第斯云雾林。专门取食深处的西番莲花蜜。

Gorgeted Puffleg

华丽毛腿蜂鸟，体长10-11厘米。哥伦比亚安第斯山极小区域特有种。2007年描述。极危。

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