Tyrian Metaltail vs Rufous-booted Racket-tail
Metallura tyrianthina 비교 대상 Ocreatus addae
Side-by-Side Comparison
| 속성 | Tyrian Metaltail | Rufous-booted Racket-tail |
|---|---|---|
| 학명 | Metallura tyrianthina | Ocreatus addae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Not Evaluated |
| 체장 | — | — |
| 날개 폭 | 10.8 cm (4.3 in) | — |
| 체중 | 3.72 g (0.13 oz) | 3.0 g (0.11 oz) |
| 식성 | Nectarivore of high Andean montane shrublands; specializes in Ericaceae and Brachyotum flowers. Catches small insects … | 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
Tyrian Metaltail
Rough, raspy chatter with coarse texture; series of harsh notes with buzzy edges delivered emphatically from perch.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Tyrian Metaltail
Widespread in Andean cloud forests and shrubby páramo from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,800–4,200 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
Tyrian Metaltail
Rufous-booted Racket-tail
How to Tell Them Apart
Tyrian Metaltail
Stripe-breasted Starthroat: tiny; males with violet gorget; metallic green above; white underparts; females green above; 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
Tyrian Metaltail
소형 벌새로 체장 약 11cm이며, 수컷은 초록 몸통에 빛나는 자주색 목과 갈색 꽁지를 갖는다. 안데스 산맥 콜롬비아에서 아르헨티나까지 고지대 관목지와 숲에 서식한다. 꽃의 꿀을 빨아 먹는다. 관심 필요 종이다.
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.