Rufous-booted Racket-tail vs Peruvian Sheartail
Ocreatus addae 비교 대상 Thaumastura cora
Side-by-Side Comparison
| 속성 | Rufous-booted Racket-tail | Peruvian Sheartail |
|---|---|---|
| 학명 | Ocreatus addae | Thaumastura cora |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Not Evaluated | Least Concern |
| 체장 | — | — |
| 날개 폭 | — | 8.1 cm (3.2 in) |
| 체중 | 3.0 g (0.11 oz) | 2.4 g (0.08 oz) |
| 식성 | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Nectarivore hovering at low-growing flowers in coastal scrub. Supplements nectar diet with tiny spiders and … |
| 산란 수 | 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.
Peruvian Sheartail
Delicate, purring trill with silvery shimmer; thin high notes given softly near Peruvian Andean flowers at altitude.
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.
Peruvian Sheartail
Found along the arid Pacific coast of Peru from Lima to Tacna. Resident in desert scrub and coastal gardens at low elevations.
보전 상태
Rufous-booted Racket-tail
Peruvian Sheartail
How to Tell Them Apart
Rufous-booted Racket-tail
Golden-bellied Starfrontlet: tiny; males with brilliant orange-gold belly; violet gorget; females green above; spotted buff below
Peruvian Sheartail
Sparkling Violetear (alt): males with deep iridescent violet gorget; metallic green body; iridescent ear patches; females green with spots
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.
Peruvian Sheartail
코라꼬리벌새는 페루 서해안과 칠레 북부의 건조한 환경에 서식하는 소형 벌새입니다. 수컷은 보라빛 목과 매우 긴 흰 꼬리 깃털이 특징이며, 사막과 건조 관목 지대를 선호합니다.