Sword-billed Hummingbird vs Fork-tailed Woodnymph

Ensifera ensifera 比較対象 Thalurania furcata

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Side-by-Side Comparison

属性 Sword-billed Hummingbird Fork-tailed Woodnymph
学名 Ensifera ensifera Thalurania furcata
Caprimulgiformes Caprimulgiformes
Trochilidae Trochilidae
保全状況 Least Concern Least Concern
体長
翼開長 15.3 cm (6.0 in) 10.9 cm (4.3 in)
体重 12.75 g (0.45 oz) 4.4 g (0.16 oz)
食性 Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects … Widespread Amazonian nectarivore visiting diverse forest-floor flowers. Supplements with insects and spiders caught in flight.
一腹卵数 -- 2
Population Trend
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Habitat Comparison

共通生息地

Sword-billed Hummingbird only

Fork-tailed Woodnymph only

None

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Song & Call Comparison

Sword-billed Hummingbird

さえずり

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

Fork-tailed Woodnymph

さえずり

Buzzy, insect-like trill with monotonous quality; sustained rapid vibration with minimal melodic content.

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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.

Fork-tailed Woodnymph

Widely distributed in humid forests from Venezuela through Amazonia to Brazil, Bolivia, and Argentina. Resident.

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保全状況

Least Concern

Sword-billed Hummingbird

Least Concern

Fork-tailed Woodnymph

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How to Tell Them Apart

Sword-billed Hummingbird

羽毛

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

Fork-tailed Woodnymph

羽毛

Blue Bustard: males with slate-blue neck and breast; brown-vermiculated above; white belly; females brown above; pale below

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About These Birds

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。

Fork-tailed Woodnymph

フォーキドウッドニンフは南米の熱帯雨林に広く分布するハチドリです。雄は深い青緑色の羽毛と二股に分かれた尾羽が特徴です。

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