Rufous-booted Racket-tail vs Charming Hummingbird
Ocreatus addae 对比 Polyerata decora
Side-by-Side Comparison
| 属性 | Rufous-booted Racket-tail | Charming Hummingbird |
|---|---|---|
| 学名 | Ocreatus addae | Polyerata decora |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Not Evaluated | Least Concern |
| 体长 | — | — |
| 翼展 | — | — |
| 体重 | 3.0 g (0.11 oz) | 4.335 g (0.15 oz) |
| 食性 | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Visits flowering trees and epiphytes for nectar; supplements diet with small arthropods including gnats, midges, … |
| 产卵数 | 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.
Charming Hummingbird
High, crystalline notes in animated ascending phrase; clear bright tones climbing smoothly in energetic display.
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.
Charming Hummingbird
Found in humid forests from Costa Rica to western Panama. Resident in lowland and foothill forest.
保护状况
Rufous-booted Racket-tail
Charming Hummingbird
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.
Charming Hummingbird
A small hummingbird (8-9 cm) found in humid forests from Costa Rica to western Panama. Green plumage with a blue breast. Nectarivore of forest edges. Closely related to Blue-chested Hummingbird. A Central American near-endemic.