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Side-by-Side Comparison

属性	Sword-billed Hummingbird	Stripe-breasted Starthroat
学名	Ensifera ensifera	Heliomaster squamosus
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	15.3 cm (6.0 in)	11.2 cm (4.4 in)
体重	12.75 g (0.45 oz)	5.75 g (0.20 oz)
食性	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …	Nectarivore of Brazilian savanna and forest edges; visits Mimosa and other open-country flowers. Supplements with …
产卵数	--	2
Population Trend	—	—

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Habitat Comparison

共同栖息地

🌲 Forest

Sword-billed Hummingbird only

🌾 Grassland

Stripe-breasted Starthroat 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.

Stripe-breasted Starthroat

鸣唱

Sharp, whistled descending phrase; clean notes stepping down smoothly with melodic precision in humid forest.

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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.

Stripe-breasted Starthroat

Found in semi-arid scrub and caatinga of eastern Brazil from Pará south to Minas Gerais. Sea level to 800 m.

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保护状况

Least Concern

Sword-billed Hummingbird

Least Concern

Stripe-breasted Starthroat

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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

Stripe-breasted Starthroat

羽毛

Mexican Sheartail (alt): males with iridescent magenta gorget; metallic green above; white belly; deeply forked tail; females plain

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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。

Stripe-breasted Starthroat

条纹喉星蜂鸟分布于巴西东部的沿海和内陆干旱林地。雄鸟喉部具鳞状彩色条纹，体型较大，喙直而长。栖息于干旱的热带和亚热带灌木林，以花蜜为主食。巴西特有种，受栖息地减少威胁。

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