Esmeraldas Woodstar vs Rufous-booted Racket-tail
Chaetocercus berlepschi so với Ocreatus addae
Side-by-Side Comparison
| Thuộc Tính | Esmeraldas Woodstar | Rufous-booted Racket-tail |
|---|---|---|
| Tên Khoa Học | Chaetocercus berlepschi | Ocreatus addae |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Vulnerable | Not Evaluated |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 5,3 cm (2.1 in) | — |
| Khối Lượng | 2,505 g (0.09 oz) | 3,0 g (0.11 oz) |
| Chế Độ Ăn | Critically rare; feeds on nectar from flowering shrubs in Ecuadorian lowland forest. Takes small insects … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| Số Trứng | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Esmeraldas Woodstar
Soft, melodic warbling with flowing character; gentle notes weaving smoothly in quiet phrase at forest edge.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Esmeraldas Woodstar
Endemic to western Ecuador in the Chocó lowlands and foothills. Classified as Endangered due to severe deforestation.
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
Esmeraldas Woodstar
Rufous-booted Racket-tail
How to Tell Them Apart
Esmeraldas Woodstar
Inagua Woodstar: tiny; males with brilliant violet gorget; metallic green above; white underparts; 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
Esmeraldas Woodstar
A tiny hummingbird (7 cm) endemic to western Ecuador. Males have a glittering gorget. Nectarivore of lowland and foothill forest edges. Classified as Endangered due to severe Chocó rainforest loss. One of the most threatened Ecuadorian hummingbirds.
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.