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Side-by-Side Comparison

属性	Mangrove Hummingbird	Sword-billed Hummingbird
学名	Amazilia boucardi	Ensifera ensifera
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保全状況	Endangered	Least Concern
体長	—	—
翼開長	10.9 cm (4.3 in)	15.3 cm (6.0 in)
体重	4.5 g (0.16 oz)	12.75 g (0.45 oz)
食性	Critically endangered; feeds on mangrove flowers in Costa Rica and supplements with small insects and …	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …
一腹卵数	2	--
Population Trend	—	—

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Habitat Comparison

共通生息地

🌲 Forest

Mangrove Hummingbird only

🏖️ Coastal

Sword-billed Hummingbird only

🌾 Grassland

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Song & Call Comparison

Mangrove Hummingbird

さえずり

Rich, melodic churring with complex cadence; warm resonant notes building in deliberate sequence near mangroves.

Sword-billed Hummingbird

さえずり

Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.

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Geographic Range & Migration

Mangrove Hummingbird

Endemic to the Pacific coast of Costa Rica, restricted to mangrove forests. Classified as Endangered.

Sword-billed Hummingbird

Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.

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保全状況

Endangered

Mangrove Hummingbird

Least Concern

Sword-billed Hummingbird

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How to Tell Them Apart

Mangrove Hummingbird

羽毛

Coppery-tailed Coucal: dark brown above; rufous wings; pale below; coppery-glossed tail; red eye; tail iridescence distinctive

Sword-billed Hummingbird

羽毛

Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots

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About These Birds

Mangrove Hummingbird

A medium-sized hummingbird (10-11 cm) endemic to the Pacific coast of Costa Rica, restricted to mangrove forests. Green plumage. Nectarivore specializing in mangrove flowers (Pelliciera rhizophorae). Classified as Endangered due to mangrove habitat loss.

Sword-billed Hummingbird

アンデスの雲霧林に生息するハチドリで、体と同じ長さの嘴を持つ。自然界で嘴が最も長い鳥の一つ。

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