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Side-by-Side Comparison

属性	Napo Sabrewing	Sword-billed Hummingbird
学名	Campylopterus villaviscensio	Ensifera ensifera
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	13.2 cm (5.2 in)	15.3 cm (6.0 in)
体重	7.325 g (0.26 oz)	12.75 g (0.45 oz)
食性	Feeds on floral nectar in Napo lowland forest, hovering at large Heliconia. Supplements with insects …	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …
产卵数	--	--
Population Trend	—	—

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Habitat Comparison

共同栖息地

🌲 Forest

Napo Sabrewing only

无

Sword-billed Hummingbird only

🌾 Grassland

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Song & Call Comparison

Napo Sabrewing

鸣唱

Soft, pure whistle with plaintive tone; gentle wavering note given quietly from shaded perch in vegetation.

Sword-billed Hummingbird

鸣唱

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

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Geographic Range & Migration

Napo Sabrewing

Found in humid foothill forests of eastern Ecuador and Peru at 400-1,400 m. Resident in Andean foothills.

Sword-billed Hummingbird

Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.

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保护状况

Least Concern

Napo Sabrewing

Least Concern

Sword-billed Hummingbird

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How to Tell Them Apart

Napo Sabrewing

羽毛

Arabian Bustard: pale brown-gray overall; finely vermiculated upper parts; pale gray-white underparts; males with loose neck plumes

Sword-billed Hummingbird

羽毛

Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots

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About These Birds

Napo Sabrewing

纳波刀翅蜂鸟，体长12–13厘米，分布于厄瓜多尔东部和秘鲁山麓森林海拔400–1,400米。

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。

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