Purple-throated Mountain-gem vs Rufous-booted Racket-tail
Lampornis calolaemus 비교 대상 Ocreatus addae
Side-by-Side Comparison
| 속성 | Purple-throated Mountain-gem | Rufous-booted Racket-tail |
|---|---|---|
| 학명 | Lampornis calolaemus | Ocreatus addae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Not Evaluated |
| 체장 | — | — |
| 날개 폭 | 12.5 cm (4.9 in) | — |
| 체중 | 5.625 g (0.20 oz) | 3.0 g (0.11 oz) |
| 식성 | Nectarivore of Costa Rican highlands; visits Ericaceae and Fuchsia blooms. Catches small insects near flowering … | 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
Purple-throated Mountain-gem
Melodic, rolling phrase with rich warm timbre; bubbly musical notes tumbling pleasantly in relaxed sequence.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Purple-throated Mountain-gem
Found in highland forest from Costa Rica and Nicaragua to Guatemala and Honduras. 600–2,400 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
Purple-throated Mountain-gem
Rufous-booted Racket-tail
How to Tell Them Apart
Purple-throated Mountain-gem
Broad-tailed Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white flanks; females plain green; spots
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
Purple-throated Mountain-gem
자주목벌새는 중앙아메리카의 산악 지대에 서식하는 벌새이다. 수컷은 자주색 목 반점이 특징이며 녹색과 파란색의 반짝이는 깃털을 가진다. 코스타리카와 파나마의 산악 삼림에서 꽃의 꿀을 먹으며 산다.
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.