Golden-tailed Sapphire vs Rufous-booted Racket-tail
Chrysuronia oenone so với Ocreatus addae
Side-by-Side Comparison
| Thuộc Tính | Golden-tailed Sapphire | Rufous-booted Racket-tail |
|---|---|---|
| Tên Khoa Học | Chrysuronia oenone | Ocreatus addae |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Not Evaluated |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | — |
| Khối Lượng | 5,15 g (0.18 oz) | 3,0 g (0.11 oz) |
| Chế Độ Ăn | Nectarivore of Amazonian lowland forest, visiting diverse flowering plants. Supplements diet with insects and spiders … | 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
Golden-tailed Sapphire only
Không
Rufous-booted Racket-tail only
Không
Song & Call Comparison
Golden-tailed Sapphire
Harsh, emphatic screech with forceful carrying quality; loud rough call projecting powerfully across open terrain.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Golden-tailed Sapphire
Found in humid lowland forests from Venezuela through Amazonia to Bolivia and Brazil. Resident in forest canopy.
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
Golden-tailed Sapphire
Rufous-booted Racket-tail
How to Tell Them Apart
Golden-tailed Sapphire
Senegal Coucal: black head; rufous-brown wings; pale buff-white below; long dark tail; red eye; African savanna species
Rufous-booted Racket-tail
Golden-bellied Starfrontlet: tiny; males with brilliant orange-gold belly; violet gorget; females green above; spotted buff below
About These Birds
Golden-tailed Sapphire
A medium-sized hummingbird (10-11 cm) found in humid lowland forests from Venezuela through Amazonia to Bolivia and Brazil. Males have a glittering golden-orange tail. Green plumage. Nectarivore of forest canopy and edges. Named sapphire for its blue throat.
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.