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Side-by-Side Comparison

属性	Amazilia Hummingbird	Esmeraldas Woodstar
学名	Amazilis amazilia	Chaetocercus berlepschi
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保护状况	Least Concern	Vulnerable
体长	—	—
翼展	—	5.3 cm (2.1 in)
体重	5.066666666666666 g (0.18 oz)	2.505 g (0.09 oz)
食性	Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet …	Critically rare; feeds on nectar from flowering shrubs in Ecuadorian lowland forest. Takes small insects …
产卵数	2	2
Population Trend	—	—

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Habitat Comparison

共同栖息地

🌲 Forest

Amazilia Hummingbird only

🏜️ Desert 🏖️ Coastal

Esmeraldas Woodstar 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.

Esmeraldas Woodstar

鸣唱

Soft, melodic warbling with flowing character; gentle notes weaving smoothly in quiet phrase at forest edge.

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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.

Esmeraldas Woodstar

Endemic to western Ecuador in the Chocó lowlands and foothills. Classified as Endangered due to severe deforestation.

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保护状况

Least Concern

Amazilia Hummingbird

Vulnerable

Esmeraldas Woodstar

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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

Esmeraldas Woodstar

羽毛

Inagua Woodstar: tiny; males with brilliant violet gorget; metallic green above; white underparts; 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。

Esmeraldas Woodstar

贝氏木星蜂鸟 (Chaetocercus berlepschi)，体长约6厘米。雄鸟喉部玫瑰红色闪光，上体绿色，尾短而分叉。特有于厄瓜多尔西部沿海地区。栖息于热带低地森林和林缘灌丛。以花蜜和小型昆虫为食。

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