Great Sapphirewing vs Juan Fernandez Firecrown
Pterophanes cyanopterus से तुलना Sephanoides fernandensis
Side-by-Side Comparison
| विशेषता | Great Sapphirewing | Juan Fernandez Firecrown |
|---|---|---|
| वैज्ञानिक नाम | Pterophanes cyanopterus | Sephanoides fernandensis |
| गण | Caprimulgiformes | Caprimulgiformes |
| कुल | Trochilidae | Trochilidae |
| संरक्षण स्थिति | Least Concern | Critically Endangered |
| लंबाई | — | — |
| पंखों का फैलाव | 21.0 cm (8.3 in) | 15.2 cm (6.0 in) |
| वजन | 10.05 g (0.35 oz) | 8.5 g (0.30 oz) |
| आहार | Nectarivore of high Andean cloud forest and treeline; one of the largest hummingbirds. Visits Ericaceae … | Nectarivore of Juan Fernandez Island; critically dependent on endemic flowering plants for nectar. Supplements with … |
| अंडों की संख्या | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Great Sapphirewing
Buzzy, insect-like trill with pulsing rhythm; high-frequency vibration with slight amplitude modulation near flowers.
Juan Fernandez Firecrown
Harsh, grating chatter with nasal overtone; rough buzzy notes delivered rapidly in energetic territorial exchange.
Geographic Range & Migration
Great Sapphirewing
Found in high Andean cloud forests and páramo from Colombia south through Ecuador and Peru to Bolivia. 2,400–3,800 m.
Juan Fernandez Firecrown
Endemic to the Juan Fernández Islands of Chile (Más a Tierra / Robinson Crusoe). Found island-wide. Critically endangered.
संरक्षण स्थिति
Great Sapphirewing
Juan Fernandez Firecrown
About These Birds
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.
Juan Fernandez Firecrown
A medium-sized hummingbird (11-12 cm) endemic to the Juan Fernández Islands off Chile. Males fiery rufous-orange with a golden crown. Females green with white underparts. Critically Endangered with fewer than 500 individuals remaining. Nectarivore of endemic island plants.