Blue-bearded Helmetcrest vs Great Sapphirewing
Oxypogon cyanolaemus в сравнении с Pterophanes cyanopterus
Side-by-Side Comparison
| Характеристика | Blue-bearded Helmetcrest | Great Sapphirewing |
|---|---|---|
| Научное название | Oxypogon cyanolaemus | Pterophanes cyanopterus |
| Отряд | Caprimulgiformes | Caprimulgiformes |
| Семейство | Trochilidae | Trochilidae |
| Охранный статус | Endangered | Least Concern |
| Длина | — | — |
| Размах крыльев | 14,0 cm (5.5 in) | 21,0 cm (8.3 in) |
| Масса | 4,8 g (0.17 oz) | 10,05 g (0.35 oz) |
| Питание | Nectarivore of Venezuelan páramo; forages at Espeletia and Ericaceae blooms in cold conditions. Catches small … | Nectarivore of high Andean cloud forest and treeline; one of the largest hummingbirds. Visits Ericaceae … |
| Размер кладки | -- | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Blue-bearded Helmetcrest
Rapid, mechanical clicking in even rhythm; dry staccato notes forming continuous even sequence typical of swift.
Great Sapphirewing
Buzzy, insect-like trill with pulsing rhythm; high-frequency vibration with slight amplitude modulation near flowers.
Geographic Range & Migration
Blue-bearded Helmetcrest
Endemic to the Sierra Nevada de Santa Marta, Colombia, in high páramo at 3,000–4,600 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.
Охранный статус
Blue-bearded Helmetcrest
Great Sapphirewing
About These Birds
Blue-bearded Helmetcrest
A small hummingbird (11-12 cm) endemic to the Sierra Nevada de Santa Marta, Colombia, at 3,500-4,700 m. Males have a blue beard and erect crest. Critically Endangered due to extremely restricted páramo habitat on an isolated mountain range.
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.