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Side-by-Side Comparison

속성	Sword-billed Hummingbird	Black-bellied Hummingbird
학명	Ensifera ensifera	Eupherusa nigriventris
목	Caprimulgiformes	Caprimulgiformes
과	Trochilidae	Trochilidae
보전 상태	Least Concern	Least Concern
체장	—	—
날개 폭	15.3 cm (6.0 in)	9.4 cm (3.7 in)
체중	12.75 g (0.45 oz)	3.3200000000000003 g (0.12 oz)
식성	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …	Feeds on nectar from diverse forest flowers, hovering briefly at each bloom. Takes small insects …
산란 수	--	2
Population Trend	—	—

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Habitat Comparison

공유 서식지

🌲 Forest

Sword-billed Hummingbird only

🌾 Grassland

Black-bellied Hummingbird only

없음

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Song & Call Comparison

Sword-billed Hummingbird

노래

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

Black-bellied Hummingbird

노래

Soft, high-pitched twittering barely audible; delicate minute notes cascading gently near flowering canopy.

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Geographic Range & Migration

Sword-billed Hummingbird

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

Black-bellied Hummingbird

Found in humid forests of Costa Rica and western Panama at 700-1,800 m. Resident in cloud forest undergrowth.

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보전 상태

Least Concern

Sword-billed Hummingbird

Least Concern

Black-bellied Hummingbird

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How to Tell Them Apart

Sword-billed Hummingbird

깃털

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

Black-bellied Hummingbird

깃털

Pavonine Cuckoo: dark iridescent blue-green above; rufous underparts; pale supercilium; long blue-green tail; peacock-eye tail pattern

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About These Birds

Sword-billed Hummingbird

칼날부리벌새(14~15cm 몸통)로 부리가 몸통만큼 긴(8~10cm) 놀라운 벌새이다. 콜롬비아와 에콰도르 안데스 고지에 서식. 긴 꽃통 꽃의 꿀을 먹도록 진화했다. 관심필요종.

Black-bellied Hummingbird

코스타리카와 파나마 서부 습한 숲에 서식하는 9~10cm 중형 벌새. 검은 배가 특징인 검은배벌새. 관심필요종.

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