Buff-tailed Coronet vs Rufous-booted Racket-tail
Boissonneaua flavescens 비교 대상 Ocreatus addae
Side-by-Side Comparison
| 속성 | Buff-tailed Coronet | Rufous-booted Racket-tail |
|---|---|---|
| 학명 | Boissonneaua flavescens | Ocreatus addae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Not Evaluated |
| 체장 | — | — |
| 날개 폭 | 15.0 cm (5.9 in) | — |
| 체중 | 8.033333333333333 g (0.28 oz) | 3.0 g (0.11 oz) |
| 식성 | Nectarivore of Andean cloud forest; visits Ericaceae and Fuchsia blooms. Aggressively defends territories; gleans small … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| 산란 수 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Buff-tailed Coronet
Soft, pure descending whistle; gentle note curving downward smoothly, warm and musical in cloud forest quiet.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Buff-tailed Coronet
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, and Peru to Bolivia. 1,600–3,000 m.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
보전 상태
Buff-tailed Coronet
Rufous-booted Racket-tail
About These Birds
Buff-tailed Coronet
베네수엘라에서 페루까지 해발 1,500~3,000m 안데스 운무림에 서식하는 중간 크기의 벌새(11~12cm)입니다. 버프 오렌지 꼬리가 있는 녹색 깃털. 산악 숲과 가장자리의 꿀을 먹습니다. 머리꼭지의 녹색 홍채 때문에 '관을 쓴'(coronet)이라 명명되었습니다.
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.