Black Metaltail vs Rufous-booted Racket-tail
Metallura phoebe verglichen mit Ocreatus addae
Side-by-Side Comparison
| Merkmal | Black Metaltail | Rufous-booted Racket-tail |
|---|---|---|
| Wissenschaftlicher Name | Metallura phoebe | Ocreatus addae |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Least Concern | Not Evaluated |
| Länge | — | — |
| Flügelspannweite | 14,1 cm (5.6 in) | — |
| Gewicht | 5,7325 g (0.20 oz) | 3,0 g (0.11 oz) |
| Ernährung | Nectarivore of high Peruvian puna scrub; visits small compact flowers of cushion plants. Gleans tiny … | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| Gelegegröße | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Black Metaltail
Harsh, buzzy rattle with percussive onset; abrupt rough trill erupting suddenly then ceasing in sharp silence.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Black Metaltail
Found in the high Andes of Peru and Bolivia in puna and upper montane scrub at 3,400–5,000 m elevation.
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
Erhaltungsstatus
Black Metaltail
Rufous-booted Racket-tail
How to Tell Them Apart
Black Metaltail
Fiery-throated Hummingbird: tiny; males with multicolored fiery gorget; metallic blue crown; iridescent green above; females duller
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
Black Metaltail
A small hummingbird (10-11 cm) endemic to the western Andes of Peru at 3,000-4,500 m. Males all black with iridescent purple-blue throat. Nectarivore of puna scrub, Polylepis woodland, and inter-Andean valleys. A Peruvian endemic. Conspicuous at flowering shrubs.
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.