Sapphire-vented Puffleg vs Rufous-booted Racket-tail
Eriocnemis luciani so với Ocreatus addae
Side-by-Side Comparison
| Thuộc Tính | Sapphire-vented Puffleg | Rufous-booted Racket-tail |
|---|---|---|
| Tên Khoa Học | Eriocnemis luciani | Ocreatus addae |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Not Evaluated |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 14,3 cm (5.6 in) | — |
| Khối Lượng | 6,050000000000001 g (0.21 oz) | 3,0 g (0.11 oz) |
| Chế Độ Ăn | Nectarivore of Ecuadorian and Peruvian Ericaceae-rich cloud forest. Catches small arthropods from mossy bark near … | 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
Sapphire-vented Puffleg only
Rufous-booted Racket-tail only
Không
Song & Call Comparison
Sapphire-vented Puffleg
Melodic, descending whistle with clear timbre; smooth pure tones stepping downward gracefully in high-altitude morning.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Sapphire-vented Puffleg
Widespread in high Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 2,400–4,200 m.
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
Sapphire-vented Puffleg
Rufous-booted Racket-tail
How to Tell Them Apart
Sapphire-vented Puffleg
Rufous-webbed Brilliant: tiny; males with brilliant violet gorget; metallic 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
Sapphire-vented Puffleg
A small hummingbird (11-12 cm) found in Andean cloud forests from Colombia to Bolivia at 2,500-3,800 m. Green plumage with sapphire-blue vent and white leg puffs. Nectarivore of montane forest and páramo edges. Relatively common along the Andes.
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.