Rufous-booted Racket-tail vs Sparkling-tailed Woodstar
Ocreatus addae 对比 Tilmatura dupontii
Side-by-Side Comparison
| 属性 | Rufous-booted Racket-tail | Sparkling-tailed Woodstar |
|---|---|---|
| 学名 | Ocreatus addae | Tilmatura dupontii |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Not Evaluated | Least Concern |
| 体长 | — | — |
| 翼展 | — | 7.2 cm (2.8 in) |
| 体重 | 3.0 g (0.11 oz) | 2.2 g (0.08 oz) |
| 食性 | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Feeds on floral nectar at low scrub blooms in dry Central American valleys. Catches small … |
| 产卵数 | 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.
Sparkling-tailed Woodstar
Sharp, penetrating squeak repeated quickly; tiny piercing notes given insistently during competitive territorial encounter.
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.
Sparkling-tailed Woodstar
Found in highlands from southern Mexico to Honduras at 600-2,500 m elevation. Resident in pine-oak and cloud forest edges.
保护状况
Rufous-booted Racket-tail
Sparkling-tailed Woodstar
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.
Sparkling-tailed Woodstar
A tiny hummingbird (7-8 cm) found in highlands from Mexico to Honduras at 600-2,500 m. Males have a striking elongated, sparkling tail with dark tips. Nectarivore of pine-oak forest edges and gardens. The tail sparkles like fireworks in flight.