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Side-by-Side Comparison

属性	Amazilia Hummingbird	Rufous-capped Thornbill
学名	Amazilis amazilia	Chalcostigma ruficeps
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	—	11.6 cm (4.6 in)
体重	5.066666666666666 g (0.18 oz)	3.6666666666666665 g (0.13 oz)
食性	Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet …	Nectarivore of Peruvian and Bolivian puna; forages at Chuquiraga and low shrubs. Catches tiny arthropods.
产卵数	2	2
Population Trend	—	—

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Habitat Comparison

共同栖息地

🌲 Forest

Amazilia Hummingbird only

🏜️ Desert 🏖️ Coastal

Rufous-capped Thornbill only

无

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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.

Rufous-capped Thornbill

鸣唱

Melodic, descending phrase with warm timbre; clear notes stepping down smoothly in relaxed musical progression.

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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.

Rufous-capped Thornbill

Found on the eastern Andean slope from Ecuador south to Bolivia in lower montane forest. 1,200–2,600 m elevation.

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保护状况

Least Concern

Amazilia Hummingbird

Least Concern

Rufous-capped 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

Rufous-capped Thornbill

羽毛

Purple-crowned Plovercrest: males with glittering violet crown; metallic green above; white underparts; females green with 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。

Rufous-capped Thornbill

棕顶金刚尾蜂鸟 (Chalcostigma ruficeps)，体长约12厘米。头顶棕红色，上体橄榄绿色，喉部具蓝紫色斑点，尾较长。分布于厄瓜多尔和秘鲁安第斯山脉的高海拔地带。以花蜜为主食。

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