White-bellied Woodstar vs Rufous-booted Racket-tail
Chaetocercus mulsant 비교 대상 Ocreatus addae
Side-by-Side Comparison
| 속성 | White-bellied Woodstar | Rufous-booted Racket-tail |
|---|---|---|
| 학명 | Chaetocercus mulsant | Ocreatus addae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Not Evaluated |
| 체장 | — | — |
| 날개 폭 | 7.8 cm (3.1 in) | — |
| 체중 | 3.9 g (0.14 oz) | 3.0 g (0.11 oz) |
| 식성 | Feeds on floral nectar in Andean cloud forest, favouring small-flowered herbs. Supplements with spiders and … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| 산란 수 | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-bellied Woodstar
Melodic, pure ascending phrase with bright character; clear notes rising smoothly in animated morning territorial song.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
White-bellied Woodstar
Found in Andean cloud forests from Colombia to Bolivia at 1,500-3,500 m elevation. Resident across the northern and central Andes.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
보전 상태
White-bellied Woodstar
Rufous-booted Racket-tail
About These Birds
White-bellied Woodstar
콜롬비아에서 볼리비아까지 안데스 구름 숲에 서식하는 초소형 벌새 (7–8 cm). 수컷은 반짝이는 장미-자홍색 목 장식. 꽃꿀 섭취.
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.