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Side-by-Side Comparison

属性	Green-tailed Emerald	Golden-bellied Starfrontlet
学名	Chlorostilbon alice	Coeligena bonapartei
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	—	15.0 cm (5.9 in)
体重	3.5 g (0.12 oz)	6.800000000000001 g (0.24 oz)
食性	Nectarivore of Venezuelan dry scrub, hovering at low shrub blooms. Catches gnats and spiders to …	Nectarivore of Colombian and Venezuelan cloud forest; forages at Ericaceae and Clusia. Takes small insects …
产卵数	2	2
Population Trend	—	—

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Habitat Comparison

共同栖息地

🌲 Forest

Green-tailed Emerald only

无

Golden-bellied Starfrontlet only

无

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Song & Call Comparison

Green-tailed Emerald

鸣唱

Buzzy, sustained trill with insect-like quality; continuous high-frequency vibration with rapid amplitude modulation.

Golden-bellied Starfrontlet

鸣唱

High, crystalline twittering with silvery sheen; rapid light notes cascading brightly in active display sequences.

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Geographic Range & Migration

Green-tailed Emerald

Found in montane regions of Venezuela at 500-2,000 m elevation. A Venezuelan endemic or near-endemic.

Golden-bellied Starfrontlet

Found in cloud forest of the eastern Andes of Colombia and western Venezuela at 1,800–2,800 m.

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保护状况

Least Concern

Green-tailed Emerald

Least Concern

Golden-bellied Starfrontlet

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How to Tell Them Apart

Green-tailed Emerald

羽毛

Elliot's Hummingbird (Elliotomyia): males with iridescent violet gorget; metallic green above; white underparts; females green; spots

Golden-bellied Starfrontlet

羽毛

Green-headed Hillstar: males with glittering green head; metallic green above; white underparts; females green above; spotted buff below

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About These Birds

Green-tailed Emerald

委内瑞拉翠蜂鸟 (Chlorostilbon alice)，体长约9厘米。雄鸟体羽闪亮翠绿色，尾叉形深蓝色；雌鸟下体灰白色，有淡色眉纹。特有于委内瑞拉北部的山地灌丛和林缘。以花蜜为主食，也捕食小型昆虫。

Golden-bellied Starfrontlet

金腹星额蜂鸟(Coeligena bonapartei)是一种体长13-14厘米的中型蜂鸟，分布于委内瑞拉至哥伦比亚海拔1800-3200米的安第斯云雾林。雄鸟具有金色腹部和彩虹色星状前额斑块。以花蜜为食。

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