Indigo-capped Hummingbird vs Rufous-booted Racket-tail
Amazilia cyanifrons so với Ocreatus addae
Side-by-Side Comparison
| Thuộc Tính | Indigo-capped Hummingbird | Rufous-booted Racket-tail |
|---|---|---|
| Tên Khoa Học | Amazilia cyanifrons | Ocreatus addae |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Not Evaluated |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 11,2 cm (4.4 in) | — |
| Khối Lượng | 5,0 g (0.18 oz) | 3,0 g (0.11 oz) |
| Chế Độ Ăn | Nectarivore of Colombian Andes foothills; visits diverse lowland blossoms and supplements with small arthropods. | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| Số Trứng | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Indigo-capped Hummingbird only
Không
Rufous-booted Racket-tail only
Không
Song & Call Comparison
Indigo-capped Hummingbird
Buzzy, sustained monotone trill; continuous low vibration with minimal variation across delivery period.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Indigo-capped Hummingbird
Found in humid forests of Colombia at 500-1,800 m elevation. A Colombian near-endemic of Andean foothills.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
Tình Trạng Bảo Tồn
Indigo-capped Hummingbird
Rufous-booted Racket-tail
About These Birds
Indigo-capped Hummingbird
A medium-sized hummingbird (9-10 cm) found in humid forests of Colombia at 500-1,800 m. Males have an iridescent indigo-blue crown cap. Green body. Nectarivore of forest edges and gardens. A Colombian near-endemic.
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.