Blue-fronted Lancebill vs Rufous-booted Racket-tail
Doryfera johannae 비교 대상 Ocreatus addae
Side-by-Side Comparison
| 속성 | Blue-fronted Lancebill | Rufous-booted Racket-tail |
|---|---|---|
| 학명 | Doryfera johannae | Ocreatus addae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Not Evaluated |
| 체장 | — | — |
| 날개 폭 | 10.6 cm (4.2 in) | — |
| 체중 | 4.540000000000001 g (0.16 oz) | 3.0 g (0.11 oz) |
| 식성 | Nectarivore of cloud-forest epiphytes and Ericaceae blooms. Catches small arthropods near flowers for additional protein. | 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
Blue-fronted Lancebill
Sharp, high peep followed by rapid twittering; brief introductory note launching into animated cascade of lighter chips.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Blue-fronted Lancebill
Found in lowland and foothill forests from southern Colombia through Ecuador and Peru to Bolivia. Sea level to 1,200 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
Blue-fronted Lancebill
Rufous-booted Racket-tail
About These Birds
Blue-fronted Lancebill
매우 긴 곧은 부리를 가진 11–12 cm의 중형 벌새. 파란-보라색 이마의 녹색 깃털. 600–1,800m의 베네수엘라에서 볼리비아까지 습윤 산지림에 서식한다. 긴 관 모양의 꽃에 특화된 꿀 먹는 새. 창 같은 부리로 명명.
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.