Rufous-booted Racket-tail vs Purple-throated Woodstar
Ocreatus addae 比較対象 Philodice mitchellii
Side-by-Side Comparison
| 属性 | Rufous-booted Racket-tail | Purple-throated Woodstar |
|---|---|---|
| 学名 | Ocreatus addae | Philodice mitchellii |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Not Evaluated | Least Concern |
| 体長 | — | — |
| 翼開長 | — | — |
| 体重 | 3.0 g (0.11 oz) | 3.15 g (0.11 oz) |
| 食性 | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Feeds on nectar from epiphytic bromeliads and Heliconia in cloud forest. Captures tiny arthropods by … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Purple-throated Woodstar
Sharp, emphatic rattle; rapid staccato notes erupting suddenly in brief forceful burst then ceasing.
Geographic Range & Migration
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
Purple-throated Woodstar
Found in Andean cloud forests from Colombia to Ecuador at 800-2,500 m elevation. Resident on both slopes of the Andes.
保全状況
Rufous-booted Racket-tail
Purple-throated Woodstar
About These Birds
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.
Purple-throated Woodstar
コロンビアとエクアドルの太平洋低地に生息するハチドリで、ミッチェルのハチドリとも呼ばれる。雄はマゼンタ色の喉が美しい。