Rufous-booted Racket-tail vs Fiery Topaz
Ocreatus addae 比較対象 Topaza pyra
Side-by-Side Comparison
| 属性 | Rufous-booted Racket-tail | Fiery Topaz |
|---|---|---|
| 学名 | Ocreatus addae | Topaza pyra |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Not Evaluated | Least Concern |
| 体長 | — | — |
| 翼開長 | — | 15.2 cm (6.0 in) |
| 体重 | 3.0 g (0.11 oz) | 12.8 g (0.45 oz) |
| 食性 | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Primarily nectar-feeding; uses exceptionally curved bill to access heliconia blossoms; supplements with small insects. |
| 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.
Fiery Topaz
Gentle, whistled three-note phrase with falling inflection; soft, pure tones delivered slowly with expressive melodic quality.
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.
Fiery Topaz
Found in the western Amazon basin from Colombia and Ecuador south to Peru and Bolivia. Resident in lowland and foothill forest along rivers.
保全状況
Rufous-booted Racket-tail
Fiery Topaz
How to Tell Them Apart
Rufous-booted Racket-tail
Fiery Topaz
Males fiery orange-red body with glittering golden-orange gorget; elongated crossed purplish tail feathers; female bronze-green above, cinnamon below; Amazonian species with slightly more orange tone than Crimson Topaz.
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.
Fiery Topaz
ファイアリートパズはアマゾン川源流域の熱帯雨林に生息するハチドリです。雄は輝く緋色と金色の羽毛を持ちます。