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Side-by-Side Comparison

属性	Sapphire-spangled Emerald	Sword-billed Hummingbird
学名	Chionomesa lactea	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	4.333333333333333 g (0.15 oz)	12.75 g (0.45 oz)
食性	Feeds on floral nectar in forest understory, hovering at Heliconia and bromeliads. Supplements with 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

Sapphire-spangled Emerald only

无

Sword-billed Hummingbird only

🌾 Grassland

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Song & Call Comparison

Sapphire-spangled Emerald

鸣唱

Soft, liquid notes in gentle descending sequence; mellow flowing tones with subtle variation characteristic of species.

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

Sapphire-spangled Emerald

Found in eastern and southern Brazil and northeastern Argentina. Resident in Atlantic Forest edges and cerrado.

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

Sapphire-spangled Emerald

Least Concern

Sword-billed Hummingbird

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How to Tell Them Apart

Sapphire-spangled Emerald

羽毛

Bengal Coucal: dark brown above; rufous wings; pale buff below; long dark tail; red eye; common Asian coucal 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

Sapphire-spangled Emerald

乳白腹蜂鸟 (Chionomesa lactea)，体长约12厘米。上体金属绿色，下体乳白色，嘴直而略长。分布于南美洲中东部，包括巴西中部和阿根廷。以花蜜为主食。常在林缘和花园中活动。

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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