Rufous-booted Racket-tail vs Snowy-bellied Hummingbird
Ocreatus addae เปรียบเทียบกับ Saucerottia edward
Side-by-Side Comparison
| คุณสมบัติ | Rufous-booted Racket-tail | Snowy-bellied Hummingbird |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Ocreatus addae | Saucerottia edward |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Not Evaluated | Least Concern |
| ความยาว | — | — |
| กว้างปีก | — | — |
| น้ำหนัก | 3.0 g (0.11 oz) | 4.92 g (0.17 oz) |
| อาหาร | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Feeds on floral nectar in dry Pacific Panamanian scrub. Supplements diet with small insects and … |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Rufous-booted Racket-tail only
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Snowy-bellied Hummingbird only
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Song & Call Comparison
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Snowy-bellied Hummingbird
Sharp, crackling trill with percussive edge; rapid dry notes delivered forcefully near territory boundary.
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.
Snowy-bellied Hummingbird
Found in humid forests from Costa Rica to Colombia. Resident primarily on the Pacific slope of Central America.
สถานะการอนุรักษ์
Rufous-booted Racket-tail
Snowy-bellied 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.
Snowy-bellied Hummingbird
A medium-sized hummingbird (9-10 cm) found in humid forests from Costa Rica to Colombia. White belly, green body. Nectarivore of forest edges and gardens. Found primarily on the Pacific slope of Central America and Colombia.