Purple-backed Sunbeam vs Great Sapphirewing
Aglaeactis aliciae 比較対象 Pterophanes cyanopterus
Side-by-Side Comparison
| 属性 | Purple-backed Sunbeam | Great Sapphirewing |
|---|---|---|
| 学名 | Aglaeactis aliciae | Pterophanes cyanopterus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Vulnerable | Least Concern |
| 体長 | — | — |
| 翼開長 | 16.2 cm (6.4 in) | 21.0 cm (8.3 in) |
| 体重 | 7.4 g (0.26 oz) | 10.05 g (0.35 oz) |
| 食性 | Nectarivore of restricted Peruvian high puna; visits Chuquiraga and cushion-plant flowers. Gleans tiny arthropods. | Nectarivore of high Andean cloud forest and treeline; one of the largest hummingbirds. Visits Ericaceae … |
| 一腹卵数 | -- | 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.
Great Sapphirewing
Buzzy, insect-like trill with pulsing rhythm; high-frequency vibration with slight amplitude modulation near 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.
Great Sapphirewing
Found in high Andean cloud forests and páramo from Colombia south through Ecuador and Peru to Bolivia. 2,400–3,800 m.
保全状況
Purple-backed Sunbeam
Great Sapphirewing
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.
Great Sapphirewing
A large hummingbird (18 cm, wingspan 28 cm) found in Andean cloud forests from Colombia to Bolivia at 2,500-3,500 m. Brilliant sapphire-blue wings, green body, and long tail. One of the largest hummingbirds. Nectarivore of montane forest, visiting large-flowered Ericaceae.