Purple-backed Sunbeam vs Rufous-booted Racket-tail
Aglaeactis aliciae dibandingkan dengan Ocreatus addae
Side-by-Side Comparison
| Atribut | Purple-backed Sunbeam | Rufous-booted Racket-tail |
|---|---|---|
| Nama Ilmiah | Aglaeactis aliciae | Ocreatus addae |
| Ordo | Caprimulgiformes | Caprimulgiformes |
| Famili | Trochilidae | Trochilidae |
| Status Konservasi | Vulnerable | Not Evaluated |
| Panjang | — | — |
| Rentang Sayap | 16,2 cm (6.4 in) | — |
| Berat | 7,4 g (0.26 oz) | 3,0 g (0.11 oz) |
| Diet | Nectarivore of restricted Peruvian high puna; visits Chuquiraga and cushion-plant flowers. Gleans tiny arthropods. | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … |
| Ukuran Sarang | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Purple-backed Sunbeam
Sharp, buzzy chip followed by rapid trill; emphatic onset launching into rough cascading notes typical of sunbeam.
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Geographic Range & Migration
Purple-backed Sunbeam
Endemic to Peru along the Río Marañón drainage in the arid upper Andes. 2,400–3,800 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.
Status Konservasi
Purple-backed Sunbeam
Rufous-booted Racket-tail
About These Birds
Purple-backed Sunbeam
A medium-sized hummingbird (12-13 cm) endemic to a small area in the Andes of northern Peru at 2,900-3,500 m. Purple-backed with buff underparts. Nectarivore of montane scrub. Classified as Endangered due to extremely restricted range. One of Peru's rarest 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.