White-bellied Woodstar vs Rufous-booted Racket-tail
Chaetocercus mulsant เปรียบเทียบกับ Ocreatus addae
Side-by-Side Comparison
| คุณสมบัติ | White-bellied Woodstar | Rufous-booted Racket-tail |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Chaetocercus mulsant | Ocreatus addae |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Not Evaluated |
| ความยาว | — | — |
| กว้างปีก | 7.8 cm (3.1 in) | — |
| น้ำหนัก | 3.9 g (0.14 oz) | 3.0 g (0.11 oz) |
| อาหาร | Feeds on floral nectar in Andean cloud forest, favouring small-flowered herbs. Supplements with spiders and … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| จำนวนไข่ | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
White-bellied Woodstar only
Rufous-booted Racket-tail only
ไม่มี
Song & Call Comparison
White-bellied Woodstar
Melodic, pure ascending phrase with bright character; clear notes rising smoothly in animated morning territorial song.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
White-bellied Woodstar
Found in Andean cloud forests from Colombia to Bolivia at 1,500-3,500 m elevation. Resident across the northern and central Andes.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
สถานะการอนุรักษ์
White-bellied Woodstar
Rufous-booted Racket-tail
About These Birds
White-bellied Woodstar
A tiny hummingbird (7-8 cm) found in Andean cloud forests from Colombia to Bolivia at 1,500-3,500 m. Males have a white belly and iridescent gorget. Nectarivore of forest edges and flowering shrubs. One of the most widespread Andean woodstars.
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.