Chiribiquete Emerald vs Rufous-booted Racket-tail
Chlorostilbon olivaresi so với Ocreatus addae
Side-by-Side Comparison
| Thuộc Tính | Chiribiquete Emerald | Rufous-booted Racket-tail |
|---|---|---|
| Tên Khoa Học | Chlorostilbon olivaresi | Ocreatus addae |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Not Evaluated |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 9,3 cm (3.7 in) | — |
| Khối Lượng | 3,7 g (0.13 oz) | 3,0 g (0.11 oz) |
| Chế Độ Ăn | Feeds on nectar from flowering shrubs and epiphytes. Catches small insects and spiders to meet … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| Số Trứng | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Chiribiquete Emerald
Rapid, mechanical twittering in even rhythm; dry staccato notes forming steady sequence throughout active period.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Chiribiquete Emerald
Described from the Chiribiquete region of southeastern Colombia. Extremely restricted range in remote Amazonian Colombia.
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
Chiribiquete Emerald
Rufous-booted Racket-tail
How to Tell Them Apart
Chiribiquete Emerald
Gilded Sapphire: males with iridescent blue gorget; metallic golden-green above; white underparts; females green above; spotted
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
Chiribiquete Emerald
A small hummingbird (8 cm) described from the Chiribiquete region of southeastern Colombia. Green plumage. One of the most recently described hummingbird species. Very limited range in remote Amazonian Colombia. Poorly known ecology.
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.