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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
保全状況	Least Concern	Vulnerable
体長	—	—
翼開長	—	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 …
一腹卵数	2	2
Population Trend	—	—

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Habitat Comparison

共通生息地

🌲 Forest

Amazilia Hummingbird only

🏜️ Desert 🏖️ Coastal

Esmeraldas Woodstar only

None

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Song & Call Comparison

Amazilia Hummingbird

さえずり

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

Esmeraldas Woodstar

さえずり

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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保全状況

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

A medium-sized hummingbird (9-10 cm) found in arid coastal lowlands of western Peru and Ecuador. Green plumage with variable rusty-orange underparts. Nectarivore of desert scrub, gardens, and river valleys. Adapted to arid Pacific environments.

Esmeraldas Woodstar

エクアドル西部固有の微小ハチドリ（7 cm）。雄はきらめくゴージェット羽を持つ。低地・山麓の林縁で花蜜を吸う。チョコウ熱帯雨林の著しい喪失により絶滅危惧種に分類。

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