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Side-by-Side Comparison

属性	Red-billed Emerald	Sword-billed Hummingbird
学名	Chlorostilbon gibsoni	Ensifera ensifera
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	9.9 cm (3.9 in)	15.3 cm (6.0 in)
体重	3.4 g (0.12 oz)	12.75 g (0.45 oz)
食性	Feeds on floral nectar in lowland Venezuelan scrub and forest. Gleans insects and spiders to …	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

无

Red-billed Emerald only

无

Sword-billed Hummingbird only

🌲 Forest 🌾 Grassland

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Song & Call Comparison

Red-billed Emerald

鸣唱

Harsh, buzzy chatter with urgency; rough staccato notes escalating quickly during competitive flower territory dispute.

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

Red-billed Emerald

Found in dry valleys and scrub of Colombia and Venezuela. Resident in arid and semi-arid habitats at low elevations.

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

Red-billed Emerald

Least Concern

Sword-billed Hummingbird

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How to Tell Them Apart

Red-billed Emerald

羽毛

Versicolored Emerald: males with glittering multicolored gorget; metallic green above; white underparts; females green above; spots

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

Red-billed Emerald

红嘴翠蜂鸟(Chlorostilbon gibsoni)是一种体长8-9厘米的小型蜂鸟，分布于哥伦比亚和委内瑞拉的干旱山谷和灌木丛。雄鸟通体鲜亮翠绿色。以花蜜为食，栖息于干旱林地和灌木植被中。

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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