Napo Sabrewing vs Rufous-booted Racket-tail
Campylopterus villaviscensio 比較対象 Ocreatus addae
Side-by-Side Comparison
| 属性 | Napo Sabrewing | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Campylopterus villaviscensio | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Not Evaluated |
| 体長 | — | — |
| 翼開長 | 13.2 cm (5.2 in) | — |
| 体重 | 7.325 g (0.26 oz) | 3.0 g (0.11 oz) |
| 食性 | Feeds on floral nectar in Napo lowland forest, hovering at large Heliconia. Supplements with insects … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| 一腹卵数 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Napo Sabrewing
Soft, pure whistle with plaintive tone; gentle wavering note given quietly from shaded perch in vegetation.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Napo Sabrewing
Found in humid foothill forests of eastern Ecuador and Peru at 400-1,400 m. Resident in Andean foothills.
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
Napo Sabrewing
Rufous-booted Racket-tail
How to Tell Them Apart
Napo Sabrewing
Arabian Bustard: pale brown-gray overall; finely vermiculated upper parts; pale gray-white underparts; males with loose neck plumes
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
Napo Sabrewing
体長12〜13cmのエクアドル東部・ペルーの丘陵林（標高400〜1,400m）に生息するハチドリ。
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.