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Side-by-Side Comparison

属性	Amazilia Hummingbird	Black-thighed Puffleg
学名	Amazilis amazilia	Eriocnemis derbyi
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	—	11.2 cm (4.4 in)
体重	5.066666666666666 g (0.18 oz)	5.25 g (0.19 oz)
食性	Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet …	Nectarivore of Colombian Andes; visits dense Ericaceae patches at high elevations. Catches small insects in …
产卵数	2	2
Population Trend	—	—

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Habitat Comparison

共同栖息地

🌲 Forest

Amazilia Hummingbird only

🏜️ Desert 🏖️ Coastal

Black-thighed Puffleg 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.

Black-thighed Puffleg

鸣唱

Rapid, buzzy trill with slightly harsh quality; quick series of rough notes given persistently near territorial boundaries.

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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.

Black-thighed Puffleg

Found in high Andean cloud forests and páramo from Colombia south through Ecuador to northern Peru. 2,400–3,600 m.

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保护状况

Least Concern

Amazilia Hummingbird

Least Concern

Black-thighed Puffleg

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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

Black-thighed Puffleg

羽毛

Fawn-breasted Brilliant: males with brilliant violet gorget; metallic bronze-green; fawn-buff underparts; females green above; spotted

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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。

Black-thighed Puffleg

黑腿毛腿蜂鸟，体长10-11厘米。分布于哥伦比亚至厄瓜多尔，海拔2500-3200米。近危。

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More Birds to Explore

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