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Side-by-Side Comparison

属性	Amazilia Hummingbird	Rainbow-bearded Thornbill
学名	Amazilis amazilia	Chalcostigma herrani
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	—	13.5 cm (5.3 in)
体重	5.066666666666666 g (0.18 oz)	6.183333333333334 g (0.22 oz)
食性	Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet …	Nectarivore of Colombian and Venezuelan montane scrub; visits diverse small flowers. Supplements with small insects.
产卵数	2	2
Population Trend	—	—

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Habitat Comparison

共同栖息地

无

Amazilia Hummingbird only

🌲 Forest 🏜️ Desert 🏖️ Coastal

Rainbow-bearded Thornbill only

🌾 Grassland

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Song & Call Comparison

Amazilia Hummingbird

鸣唱

Buzzy, high-pitched trill with insect-like quality; rapid sustained vibration barely distinguishable from insects.

Rainbow-bearded Thornbill

鸣唱

Thin, reedy trill with wavering quality; soft rapid notes with gentle tremolo effect, given from dense cover.

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Geographic Range & Migration

Amazilia Hummingbird

Found in arid coastal lowlands of western Peru and Ecuador. Resident in desert scrub and river valleys.

Rainbow-bearded Thornbill

Found in high Andean páramo and shrubby forest edge from Colombia south to Ecuador and Peru. 2,600–4,400 m.

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保护状况

Least Concern

Amazilia Hummingbird

Least Concern

Rainbow-bearded Thornbill

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How to Tell Them Apart

Amazilia Hummingbird

羽毛

Coucal (Celebes): dark glossy black above; rufous wings; pale buff below; long dark tail; red eye; Sulawesi island endemic coucal

Rainbow-bearded Thornbill

羽毛

Snowcap: males with brilliant iridescent blue-violet gorget; snow-white crown; metallic green above; females green above; spotted below

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About These Birds

Amazilia Hummingbird

秘鲁蜂鸟（Amazilis amazilia），体长9-10厘米，分布于秘鲁和厄瓜多尔西部干燥沿海低地。体羽绿色，下体浅色。属蜂鸟科（Trochilidae），是南美洲西部海岸的特有种。

Rainbow-bearded Thornbill

彩喉金刚尾蜂鸟 (Chalcostigma herrani)，体长约13厘米。雄鸟喉部具彩虹色斑，上体绿色，尾长而分叉。分布于哥伦比亚和厄瓜多尔安第斯山脉高海拔地带。栖息于高山草甸和灌丛。以花蜜为主食。

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