Rufous-booted Racket-tail vs Pale-bellied Hermit
Ocreatus addae 比較対象 Phaethornis anthophilus
Side-by-Side Comparison
| 属性 | Rufous-booted Racket-tail | Pale-bellied Hermit |
|---|---|---|
| 学名 | Ocreatus addae | Phaethornis anthophilus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Not Evaluated | Least Concern |
| 体長 | — | — |
| 翼開長 | — | 11.4 cm (4.5 in) |
| 体重 | 3.0 g (0.11 oz) | 5.166666666666667 g (0.18 oz) |
| 食性 | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Nectarivore adapted to curved corolla flowers via trap-lining. Supplements nectar with small spiders caught near … |
| 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.
Pale-bellied Hermit
Soft, pure tones in slow deliberate sequence; each note clearly separated, musical and unhurried, issued at twilight.
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.
Pale-bellied Hermit
Found in northern Colombia and Venezuela in dry deciduous forest and scrub. Sea level to 1,000 m elevation.
保全状況
Rufous-booted Racket-tail
Pale-bellied 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.
Pale-bellied Hermit
コロンビアとベネズエラの低地熱帯林に生息するハチドリで、長い嘴と鱗状の腹部が特徴的。花蜜採取のために長い距離を飛翔する縄張りを持つ。