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Side-by-Side Comparison

속성	White-tufted Sunbeam	Sword-billed Hummingbird
학명	Aglaeactis castelnaudii	Ensifera ensifera
목	Caprimulgiformes	Caprimulgiformes
과	Trochilidae	Trochilidae
보전 상태	Near Threatened	Least Concern
체장	—	—
날개 폭	14.8 cm (5.8 in)	15.3 cm (6.0 in)
체중	7.35 g (0.26 oz)	12.75 g (0.45 oz)
식성	Nectarivore of Peruvian high-altitude scrub; forages at Chuquiraga and Ericaceae blooms. Supplements with small arthropods.	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …
산란 수	--	--
Population Trend	—	—

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Habitat Comparison

공유 서식지

🌲 Forest

White-tufted Sunbeam only

없음

Sword-billed Hummingbird only

🌾 Grassland

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Song & Call Comparison

White-tufted Sunbeam

노래

Melodic, pure ascending phrase; clear flute-like tones rising smoothly in quiet musical sequence at high altitude.

Sword-billed Hummingbird

노래

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

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Geographic Range & Migration

White-tufted Sunbeam

Endemic to Peru in high Andean puna and scrub, primarily in the Apurímac and Ayacucho regions. 3,200–5,000 m.

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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보전 상태

Near Threatened

White-tufted Sunbeam

Least Concern

Sword-billed Hummingbird

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How to Tell Them Apart

White-tufted Sunbeam

깃털

Golden-breasted Puffleg: males with glittering golden-green gorget; metallic bronze-green above; females green above; spotted below

Sword-billed Hummingbird

깃털

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

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About These Birds

White-tufted Sunbeam

페루와 볼리비아 안데스 해발 2,700~4,000m에 서식하는 중형 벌새(12~13cm). 구리색과 자주색 등 반점이 있다. 꽃의 꿀과 작은 곤충을 먹는다.

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.

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