Purple-throated Sunangel vs Rufous-booted Racket-tail
Heliangelus viola 比較対象 Ocreatus addae
Side-by-Side Comparison
| 属性 | Purple-throated Sunangel | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Heliangelus viola | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Not Evaluated |
| 体長 | — | — |
| 翼開長 | 12.6 cm (5.0 in) | — |
| 体重 | 5.433333333333333 g (0.19 oz) | 3.0 g (0.11 oz) |
| 食性 | Nectarivore strongly associated with Ericaceae in treeline habitats. Catches small insects on the wing for … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Purple-throated Sunangel
Soft, liquid warbling with gentle character; mellow notes flowing easily in quiet musical phrase at forest edge.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Purple-throated Sunangel
Found in Andean cloud forests of southern Ecuador and northern Peru at 1,600–3,000 m elevation.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
保全状況
Purple-throated Sunangel
Rufous-booted Racket-tail
How to Tell Them Apart
Purple-throated Sunangel
Peruvian Metaltail: males with iridescent violet gorget; metallic green back; very long bill; females green above; pale spotted underparts
Rufous-booted Racket-tail
Golden-bellied Starfrontlet: tiny; males with brilliant orange-gold belly; violet gorget; females green above; spotted buff below
About These Birds
Purple-throated Sunangel
コロンビアとエクアドル北部の西アンデス（標高1,800〜3,500 m）の雲霧林に生息する小型ハチドリ（体長10〜11 cm）。雄は深い紫の喉を持つ。緑色の羽衣。パラモと林縁の蜜食性。その属の中で最も鮮やかな喉の色をもつ種の一つ。
Rufous-booted Racket-tail
A small hummingbird (8-10 cm plus tail rackets) found in Andean cloud forests of southeastern Peru and Bolivia at 1,200-2,200 m. Males have rufous leg puffs instead of white. Recently split from Booted Racket-tail. Nectarivore of montane forest undergrowth.