Short-tailed Emerald vs Rufous-booted Racket-tail
Chlorostilbon poortmani 비교 대상 Ocreatus addae
Side-by-Side Comparison
| 속성 | Short-tailed Emerald | Rufous-booted Racket-tail |
|---|---|---|
| 학명 | Chlorostilbon poortmani | Ocreatus addae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Not Evaluated |
| 체장 | — | — |
| 날개 폭 | 8.2 cm (3.2 in) | — |
| 체중 | 3.5 g (0.12 oz) | 3.0 g (0.11 oz) |
| 식성 | Feeds on nectar from scrub and forest-edge flowers in Colombia and Venezuela. Supplements with small … | 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
Short-tailed Emerald
Thin, reedy chip note with soft delivery; barely audible single staccato sound given from dense cover.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Short-tailed Emerald
Found in Andean cloud forests from Colombia to Venezuela at 1,500-2,800 m elevation. Resident in montane forest.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
보전 상태
Short-tailed Emerald
Rufous-booted Racket-tail
How to Tell Them Apart
Short-tailed Emerald
Polyerata hummingbird: males with glittering green 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
Short-tailed Emerald
단꼬리에메랄드(Chlorostilbon poortmani)는 콜롬비아와 베네수엘라에 서식하는 벌새입니다. 수컷은 밝은 녹색 깃털을 가지며, 비교적 짧은 꼬리가 특징입니다. 안데스 산기슭의 건조 삼림 지대에서 서식합니다.
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.