White-bearded Helmetcrest vs Great Sapphirewing
Oxypogon lindenii 비교 대상 Pterophanes cyanopterus
Side-by-Side Comparison
| 속성 | White-bearded Helmetcrest | Great Sapphirewing |
|---|---|---|
| 학명 | Oxypogon lindenii | Pterophanes cyanopterus |
| 목 | Caprimulgiformes | Caprimulgiformes |
| 과 | Trochilidae | Trochilidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 14.4 cm (5.7 in) | 21.0 cm (8.3 in) |
| 체중 | 4.8 g (0.17 oz) | 10.05 g (0.35 oz) |
| 식성 | Nectarivore restricted to high Sierra Nevada de Santa Marta páramo. Visits sparse Espeletia blooms; supplements … | Nectarivore of high Andean cloud forest and treeline; one of the largest hummingbirds. Visits Ericaceae … |
| 산란 수 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
White-bearded Helmetcrest
Soft, melodic ascending call; gentle pure tones rising gradually in unhurried musical sequence at forest edge.
Great Sapphirewing
Buzzy, insect-like trill with pulsing rhythm; high-frequency vibration with slight amplitude modulation near flowers.
Geographic Range & Migration
White-bearded Helmetcrest
Endemic to the Venezuelan Andes of Mérida in high páramo at 3,000–4,600 m. Restricted range.
Great Sapphirewing
Found in high Andean cloud forests and páramo from Colombia south through Ecuador and Peru to Bolivia. 2,400–3,800 m.
보전 상태
White-bearded Helmetcrest
Great Sapphirewing
About These Birds
White-bearded Helmetcrest
A small hummingbird (11-12 cm) endemic to the Andes of western Venezuela (Mérida and Trujillo) at 3,500-4,700 m. Males have a white beard and erect crest. Nectarivore of páramo, visiting Espeletia frailejón. A Venezuelan highland endemic.
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.