Tyrian Metaltail vs Rufous-booted Racket-tail
Metallura tyrianthina so với Ocreatus addae
Side-by-Side Comparison
| Thuộc Tính | Tyrian Metaltail | Rufous-booted Racket-tail |
|---|---|---|
| Tên Khoa Học | Metallura tyrianthina | Ocreatus addae |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Not Evaluated |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 10,8 cm (4.3 in) | — |
| Khối Lượng | 3,72 g (0.13 oz) | 3,0 g (0.11 oz) |
| Chế Độ Ăn | Nectarivore of high Andean montane shrublands; specializes in Ericaceae and Brachyotum flowers. Catches 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
Môi Trường Sống Chung
Tyrian Metaltail only
Rufous-booted Racket-tail only
Không
Song & Call Comparison
Tyrian Metaltail
Rough, raspy chatter with coarse texture; series of harsh notes with buzzy edges delivered emphatically from perch.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Tyrian Metaltail
Widespread in Andean cloud forests and shrubby páramo from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,800–4,200 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
Tyrian Metaltail
Rufous-booted Racket-tail
How to Tell Them Apart
Tyrian Metaltail
Stripe-breasted Starthroat: tiny; males with 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
Tyrian Metaltail
A small hummingbird (9-10 cm) widely distributed in Andean cloud forests from Venezuela to Bolivia at 1,500-3,500 m. Males have a glittering violet-purple rump and tail. Nectarivore of montane forest. One of the most common and widespread Andean hummingbird species.
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.