Mountain Velvetbreast vs Rufous-booted Racket-tail
Lafresnaya lafresnayi 비교 대상 Ocreatus addae
Side-by-Side Comparison
| 속성 | Mountain Velvetbreast | Rufous-booted Racket-tail |
|---|---|---|
| 학명 | Lafresnaya lafresnayi | Ocreatus addae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Not Evaluated |
| 체장 | — | — |
| 날개 폭 | 12.7 cm (5.0 in) | — |
| 체중 | 5.6 g (0.20 oz) | 3.0 g (0.11 oz) |
| 식성 | Nectarivore of Colombian and Venezuelan Andean cloud forest; visits Ericaceae and Fuchsia. Gleans small arthropods … | 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
Mountain Velvetbreast
Sharp, staccato chips in rapid sequence; clean emphatic notes delivered with rising intensity near territorial dispute.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Mountain Velvetbreast
Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,400–3,200 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
Mountain Velvetbreast
Rufous-booted Racket-tail
How to Tell Them Apart
Mountain Velvetbreast
Rufous-capped Thornbill: males with ruby gorget; metallic green; rufous-capped; females green above; spotted buff underparts; tiny
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
Mountain Velvetbreast
산털보벌새는 안데스 산맥의 고산 지대에 서식하는 중형 벌새이다. 수컷은 자주색과 초록색의 반짝이는 깃털을 가지며 고산 꽃들의 꿀을 먹는다. 높은 고도의 안개 숲과 파라모 지대에서 서식한다.
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.