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Side-by-Side Comparison

属性	White-chested Emerald	Sword-billed Hummingbird
学名	Chrysuronia brevirostris	Ensifera ensifera
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	—	15.3 cm (6.0 in)
体重	4.25 g (0.15 oz)	12.75 g (0.45 oz)
食性	Nectarivore specialising in tubular blossoms; supplements the floral nectar diet with tiny insects and spiders …	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …
产卵数	2	--
Population Trend	—	—

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Habitat Comparison

共同栖息地

🌲 Forest

White-chested Emerald only

🏖️ Coastal

Sword-billed Hummingbird only

🌾 Grassland

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Song & Call Comparison

White-chested Emerald

鸣唱

Thin, reedy whistle with plaintive nasal quality; soft tone held briefly then gently fading in rain forest.

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

White-chested Emerald

Found in humid forests from the Guianas through northern Amazonia to eastern Venezuela. Resident in lowland forest.

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

White-chested Emerald

Least Concern

Sword-billed Hummingbird

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How to Tell Them Apart

White-chested Emerald

羽毛

Reunion Coucal: dark glossy black above; rufous wings; pale below; long dark tail; red eye; island endemic; similar to related species

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

White-chested Emerald

白胸翠蜂鸟(Chrysuronia brevirostris)是一种体长9-10厘米的中型蜂鸟，分布于从圭亚那经亚马逊北部到委内瑞拉东部的湿润森林。雄鸟具有闪亮的绿色上体和白色胸部。以花蜜为食，栖息于热带低地森林中。

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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