Rufous-booted Racket-tail vs Long-billed Hermit
Ocreatus addae 比較対象 Phaethornis longirostris
Side-by-Side Comparison
| 属性 | Rufous-booted Racket-tail | Long-billed Hermit |
|---|---|---|
| 学名 | Ocreatus addae | Phaethornis longirostris |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Not Evaluated | Least Concern |
| 体長 | — | — |
| 翼開長 | — | 12.2 cm (4.8 in) |
| 体重 | 3.0 g (0.11 oz) | 5.8 g (0.20 oz) |
| 食性 | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Nectarivore visiting Heliconia, Costus, and banana flowers along forest understory routes. Takes small insects opportunistically. |
| 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.
Long-billed Hermit
Pure, flute-like descending scale; smooth melodic phrase moving cleanly through successive notes, warm and round in timbre.
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.
Long-billed Hermit
Widespread from southern Mexico through Central America to northwestern Colombia and western Ecuador. Found at 0–1,200 m.
保全状況
Rufous-booted Racket-tail
Long-billed Hermit
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.
Long-billed Hermit
メキシコ南部から南米北西部にかけて分布するハチドリで、この属の中でも特に長い嘴を持つ。熱帯の低地林に生息し、ヘリコニアの花を好む。