Rufous-booted Racket-tail vs Tumbes Hummingbird
Ocreatus addae so với Thaumasius baeri
Side-by-Side Comparison
| Thuộc Tính | Rufous-booted Racket-tail | Tumbes Hummingbird |
|---|---|---|
| Tên Khoa Học | Ocreatus addae | Thaumasius baeri |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Not Evaluated | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | — |
| Khối Lượng | 3,0 g (0.11 oz) | 4,5249999999999995 g (0.16 oz) |
| Chế Độ Ăn | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Feeds on floral nectar in forest understory, hovering at Heliconia and bromeliads. Supplements with spiders … |
| Số Trứng | 2 | 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.
Tumbes Hummingbird
Deep, resonant churring trill with powerful bass; low buzzing sound vibrating impressively in open forest.
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.
Tumbes Hummingbird
Found in arid Tumbesian scrub of western Peru and southwestern Ecuador. Resident in dry forest and coastal scrub.
Tình Trạng Bảo Tồn
Rufous-booted Racket-tail
Tumbes 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.
Tumbes Hummingbird
A medium-sized hummingbird (10-11 cm) found in arid Tumbesian scrub of western Peru and southwestern Ecuador. Green plumage with buff underparts. Nectarivore of dry forest and scrub. Named after the collector Karl Ernst von Baer. An arid-zone specialist.