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Side-by-Side Comparison

属性	Sword-billed Hummingbird	Amethyst-throated Sunangel
学名	Ensifera ensifera	Heliangelus amethysticollis
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	15.3 cm (6.0 in)	12.6 cm (5.0 in)
体重	12.75 g (0.45 oz)	5.433333333333334 g (0.19 oz)
食性	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …	Nectarivore foraging at Ericaceae shrubs and epiphytic orchids in cloud forest. Gleans small insects from …
产卵数	--	2
Population Trend	—	—

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Habitat Comparison

共同栖息地

🌲 Forest 🌾 Grassland

Sword-billed Hummingbird only

无

Amethyst-throated Sunangel 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.

Amethyst-throated Sunangel

鸣唱

Soft, descending melodic phrase; gentle notes stepping smoothly down the scale in quiet, unhurried musical progression.

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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.

Amethyst-throated Sunangel

Found in Andean cloud forests from southern Peru through Bolivia. 2,400–3,800 m elevation. Resident.

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保护状况

Least Concern

Sword-billed Hummingbird

Least Concern

Amethyst-throated Sunangel

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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

Amethyst-throated Sunangel

羽毛

Perija Metaltail: deep violet-blue breast shield; shining metallic green above; white postocular stripe; females duller with 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。

Amethyst-throated Sunangel

紫喉太阳天使蜂鸟分布于安第斯山脉东坡，从秘鲁北部至玻利维亚。雄鸟喉部呈闪亮的紫色，体羽绿色，胸部具紫色斑块。栖息于海拔3000-4500米的高山灌丛，以花蜜为食，是传粉重要鸟类。

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