Sombre Hummingbird vs Rufous-booted Racket-tail
Eupetomena cirrochloris 比較対象 Ocreatus addae
Side-by-Side Comparison
| 属性 | Sombre Hummingbird | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Eupetomena cirrochloris | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Not Evaluated |
| 体長 | — | — |
| 翼開長 | — | — |
| 体重 | 8.05 g (0.28 oz) | 3.0 g (0.11 oz) |
| 食性 | Nectarivore specialising in tubular blossoms; supplements the floral nectar diet with tiny insects and spiders … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sombre Hummingbird
Harsh, scratchy buzz with coarse mechanical quality; sustained rough vibration with dry rattling character.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Sombre Hummingbird
Endemic to the Atlantic Forest of southeastern Brazil. Resident in forest and forest edges.
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
Sombre Hummingbird
Rufous-booted Racket-tail
About These Birds
Sombre Hummingbird
ブラジルの大西洋岸森林に生息するハチドリで、オリーブグリーンの羽毛を持つ。
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.