Gorgeted Puffleg vs Rufous-booted Racket-tail
Eriocnemis isabellae so với Ocreatus addae
Side-by-Side Comparison
| Thuộc Tính | Gorgeted Puffleg | Rufous-booted Racket-tail |
|---|---|---|
| Tên Khoa Học | Eriocnemis isabellae | Ocreatus addae |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Critically Endangered | Not Evaluated |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 11,4 cm (4.5 in) | — |
| Khối Lượng | 4,3 g (0.15 oz) | 3,0 g (0.11 oz) |
| Chế Độ Ăn | Nectarivore of narrow-range Ecuadorian cloud forest; critically endangered. Forages at Ericaceae blooms; takes small insects. | 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
Gorgeted Puffleg
Bright, musical trill with bubbly quality; rapid rolling notes cascading cheerfully in active territorial display at dawn.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Gorgeted Puffleg
Endemic to the Pacific slope of the western Andes of Colombia at 2,000–3,000 m. Critically endangered.
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
Gorgeted Puffleg
Rufous-booted Racket-tail
How to Tell Them Apart
Gorgeted Puffleg
Black-throated Brilliant: males with glittering violet gorget; metallic green above; black throat; females green above; spotted below
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
Gorgeted Puffleg
A small hummingbird (10-11 cm) endemic to a tiny area on the western slope of the Colombian Andes at 2,600-2,900 m. Males have an iridescent gorget and white leg puffs. Described in 2007. Critically Endangered due to extremely restricted range. Nectarivore of cloud forest.
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.