Santa Marta Woodstar vs Rufous-booted Racket-tail
Chaetocercus astreans 비교 대상 Ocreatus addae
Side-by-Side Comparison
| 속성 | Santa Marta Woodstar | Rufous-booted Racket-tail |
|---|---|---|
| 학명 | Chaetocercus astreans | Ocreatus addae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Not Evaluated |
| 체장 | — | — |
| 날개 폭 | 6.7 cm (2.6 in) | — |
| 체중 | 2.605 g (0.09 oz) | 3.0 g (0.11 oz) |
| 식성 | Endemic to the Sierra Nevada de Santa Marta; feeds on highland floral nectar and supplements … | 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
Santa Marta Woodstar
Rapid, mechanical clicking trill; quick even staccato notes in steady dry rhythm throughout active day.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Santa Marta Woodstar
Endemic to the Sierra Nevada de Santa Marta, Colombia, at 1,200-3,000 m elevation. Found nowhere else in the world.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
보전 상태
Santa Marta Woodstar
Rufous-booted Racket-tail
How to Tell Them Apart
Santa Marta Woodstar
Bahama Woodstar (alt): tiny; males with glittering magenta-rose gorget; metallic green above; white underparts; females spotted below
Rufous-booted Racket-tail
Golden-bellied Starfrontlet: tiny; males with brilliant orange-gold belly; violet gorget; females green above; spotted buff below
About These Birds
Santa Marta Woodstar
콜롬비아 시에라 네바다 데 산타마르타 고유종의 초소형 벌새 (7 cm). 수컷은 반짝이는 녹색 윗면; 자홍색 목; 흰 아랫면. 고지대 덤불과 숲 가장자리 서식. 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.