Gorgeted Sunangel vs Rufous-booted Racket-tail
Heliangelus strophianus เปรียบเทียบกับ Ocreatus addae
Side-by-Side Comparison
| คุณสมบัติ | Gorgeted Sunangel | Rufous-booted Racket-tail |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Heliangelus strophianus | Ocreatus addae |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Not Evaluated |
| ความยาว | — | — |
| กว้างปีก | 13.2 cm (5.2 in) | — |
| น้ำหนัก | 5.3999999999999995 g (0.19 oz) | 3.0 g (0.11 oz) |
| อาหาร | Nectarivore of high Andean shrublands; hovers at dense Ericaceae clumps. Takes small arthropods gleaned from … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Gorgeted Sunangel
High, thin whistle barely perceptible; delicate sustained note hovering near upper frequency limit of human hearing.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Gorgeted Sunangel
Found on the western Andean slope in Colombia and northwestern Ecuador in cloud forest. 1,600–2,800 m.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
สถานะการอนุรักษ์
Gorgeted Sunangel
Rufous-booted Racket-tail
How to Tell Them Apart
Gorgeted Sunangel
Neblina Metaltail: males metallic green above; iridescent violet gorget; white underparts; females green above with pale spotted underparts
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 Sunangel
A small hummingbird (10-11 cm) found in cloud forests of western Colombia and Ecuador at 1,500-2,500 m. Males have a spectacular iridescent gorget with pink and violet hues. Nectarivore of epiphyte-rich cloud forest. Classified as Endangered due to habitat loss.
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.