Rufous-booted Racket-tail vs Dusky-throated Hermit
Ocreatus addae 비교 대상 Phaethornis squalidus
Side-by-Side Comparison
| 속성 | Rufous-booted Racket-tail | Dusky-throated Hermit |
|---|---|---|
| 학명 | Ocreatus addae | Phaethornis squalidus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Not Evaluated | Least Concern |
| 체장 | — | — |
| 날개 폭 | — | 9.5 cm (3.7 in) |
| 체중 | 3.0 g (0.11 oz) | 3.0 g (0.11 oz) |
| 식성 | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Feeds mainly on floral nectar, hovering at flowers; catches small arthropods for protein, especially during … |
| 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.
Dusky-throated Hermit
Soft, flowing trill with liquid quality; gentle modulation of tone creating pleasant musical effect in humid forest shade.
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.
Dusky-throated Hermit
Found in southeastern Brazil in the Atlantic Forest from Bahia south to São Paulo. Resident in dense humid forest up to 1,200 m.
보전 상태
Rufous-booted Racket-tail
Dusky-throated 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
Dusky-throated Hermit
Tiny; green-bronze upperparts; pale buff underparts; dusky grey-brown throat contrasting with paler belly; pale supercilium; white-tipped elongated central tail feathers; small hermit with distinctively darkened throat region.
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.
Dusky-throated Hermit
더스키은둔벌새는 브라질 남동부 대서양 숲에 서식하는 소형 은둔벌새입니다. 어두운 목과 가는 줄무늬, 초록 등, 붉은갈색 아랫면이 특징입니다.