Rufous-booted Racket-tail vs Rufous Sabrewing
Ocreatus addae 比較対象 Pampa rufa
Side-by-Side Comparison
| 属性 | Rufous-booted Racket-tail | Rufous Sabrewing |
|---|---|---|
| 学名 | Ocreatus addae | Pampa rufa |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Not Evaluated | Least Concern |
| 体長 | — | — |
| 翼開長 | — | — |
| 体重 | 3.0 g (0.11 oz) | 7.183333333333334 g (0.25 oz) |
| 食性 | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Feeds on floral nectar from lowland Veracruz forest and supplementing with insects and spiders caught … |
| 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.
Rufous Sabrewing
Soft, pure whistle with warm melancholy; gentle sustained tone with slight fall, given quietly at dusk.
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.
Rufous Sabrewing
Found in humid mountain forests from central Mexico to Honduras at 1,200-2,800 m. Resident in cloud forest undergrowth.
保全状況
Rufous-booted Racket-tail
Rufous Sabrewing
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.
Rufous Sabrewing
A large hummingbird (13-14 cm) found in humid mountain forests from central Mexico to Honduras at 1,200-2,800 m. Entirely rufous-cinnamon plumage, unusual among hummingbirds. Nectarivore of cloud forest undergrowth. The distinctive rufous coloration makes it unmistakable.