Stripe-breasted Starthroat vs Rufous-booted Racket-tail
Heliomaster squamosus 对比 Ocreatus addae
Side-by-Side Comparison
| 属性 | Stripe-breasted Starthroat | Rufous-booted Racket-tail |
|---|---|---|
| 学名 | Heliomaster squamosus | Ocreatus addae |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保护状况 | Least Concern | Not Evaluated |
| 体长 | — | — |
| 翼展 | 11.2 cm (4.4 in) | — |
| 体重 | 5.75 g (0.20 oz) | 3.0 g (0.11 oz) |
| 食性 | Nectarivore of Brazilian savanna and forest edges; visits Mimosa and other open-country flowers. Supplements with … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| 产卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Stripe-breasted Starthroat
Sharp, whistled descending phrase; clean notes stepping down smoothly with melodic precision in humid forest.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Stripe-breasted Starthroat
Found in semi-arid scrub and caatinga of eastern Brazil from Pará south to Minas Gerais. Sea level to 800 m.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
保护状况
Stripe-breasted Starthroat
Rufous-booted Racket-tail
About These Birds
Stripe-breasted Starthroat
条纹喉星蜂鸟分布于巴西东部的沿海和内陆干旱林地。雄鸟喉部具鳞状彩色条纹，体型较大，喙直而长。栖息于干旱的热带和亚热带灌木林，以花蜜为主食。巴西特有种，受栖息地减少威胁。
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.