Rufous-booted Racket-tail vs White-whiskered Hermit
Ocreatus addae 比較対象 Phaethornis yaruqui
Side-by-Side Comparison
| 属性 | Rufous-booted Racket-tail | White-whiskered Hermit |
|---|---|---|
| 学名 | Ocreatus addae | Phaethornis yaruqui |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Not Evaluated | Least Concern |
| 体長 | — | — |
| 翼開長 | — | 11.9 cm (4.7 in) |
| 体重 | 3.0 g (0.11 oz) | 5.416666666666667 g (0.19 oz) |
| 食性 | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Nectarivore of dense undergrowth flowers. Regularly hawks small flying insects and gleans spiders to meet … |
| 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.
White-whiskered Hermit
Gentle, melodic warbling with flowing phrases; notes weaving smoothly in quiet musical progression through dappled forest.
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.
White-whiskered Hermit
Endemic to the Pacific slope of Ecuador and northwestern Colombia in lowland humid forest. Sea level to 800 m elevation.
保全状況
Rufous-booted Racket-tail
White-whiskered Hermit
How to Tell Them Apart
Rufous-booted Racket-tail
Golden-bellied Starfrontlet: tiny; males with brilliant orange-gold belly; violet gorget; females green above; spotted buff below
White-whiskered Hermit
Eastern Long-tailed Hermit: forked blue-black tail; iridescent blue-green above; white postocular stripe; buff-white underparts; decurved bill
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.
White-whiskered Hermit
コロンビアとエクアドルの太平洋岸低地林に生息するハチドリで、Yaruquiのハーミットとも呼ばれる。熱帯の湿潤な森林に生息し、薄暗い林内で花蜜を採取する。