Rufous-booted Racket-tail vs Koepcke's Hermit
Ocreatus addae 비교 대상 Phaethornis koepckeae
Side-by-Side Comparison
| 속성 | Rufous-booted Racket-tail | Koepcke's Hermit |
|---|---|---|
| 학명 | Ocreatus addae | Phaethornis koepckeae |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Not Evaluated | Least Concern |
| 체장 | — | — |
| 날개 폭 | — | 12.1 cm (4.8 in) |
| 체중 | 3.0 g (0.11 oz) | 4.95 g (0.17 oz) |
| 식성 | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Nectarivore specializing in Heliconia and other curved tubular flowers. Supplements diet with small spiders and … |
| 산란 수 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Koepcke's Hermit
Deep, hollow churr with resonant quality; prolonged buzzing trill carrying well through dense forest at low frequency.
Geographic Range & Migration
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
Koepcke's Hermit
Endemic to Peru in the Ucayali and Madre de Dios drainages. Found in lowland and foothill forest at 200–700 m elevation.
보전 상태
Rufous-booted Racket-tail
Koepcke's Hermit
How to Tell Them Apart
Rufous-booted Racket-tail
Golden-bellied Starfrontlet: tiny; males with brilliant orange-gold belly; violet gorget; females green above; spotted buff below
Koepcke's Hermit
Little Hermit: glittering green crown; pale buff underparts; white pectoral tufts; white postocular stripe; tiny size; decurved bill
About These Birds
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.
Koepcke's Hermit
쾨프케은둔벌새는 페루 안데스 동사면에 서식하는 중형 은둔벌새로, 독일계 페루 조류학자 마리아 쾨프케의 이름을 딴 것입니다. 제한된 분포 범위로 근위협종입니다.