Black-breasted Puffleg vs Great Sapphirewing
Eriocnemis nigrivestis comparé à Pterophanes cyanopterus
Side-by-Side Comparison
| Attribut | Black-breasted Puffleg | Great Sapphirewing |
|---|---|---|
| Nom scientifique | Eriocnemis nigrivestis | Pterophanes cyanopterus |
| Ordre | Caprimulgiformes | Caprimulgiformes |
| Famille | Trochilidae | Trochilidae |
| Statut de conservation | Endangered | Least Concern |
| Longueur | — | — |
| Envergure | 11,4 cm (4.5 in) | 21,0 cm (8.3 in) |
| Poids | 4,449999999999999 g (0.16 oz) | 10,05 g (0.35 oz) |
| Régime alimentaire | Nectarivore of Andean montane Ericaceae and epiphyte flowers; fluffy leg puffs visible during hover. Gleans … | Nectarivore of high Andean cloud forest and treeline; one of the largest hummingbirds. Visits Ericaceae … |
| Taille de la couvée | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Habitats partagés
Black-breasted Puffleg only
Aucun(e)
Great Sapphirewing only
Aucun(e)
Song & Call Comparison
Black-breasted Puffleg
Soft, sustained hum barely audible; extremely faint low-frequency sound audible only at very close range.
Great Sapphirewing
Buzzy, insect-like trill with pulsing rhythm; high-frequency vibration with slight amplitude modulation near flowers.
Geographic Range & Migration
Black-breasted Puffleg
Endemic to the western Andes of Ecuador, primarily the Pichincha and Imbabura regions. 2,800–3,600 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.
Statut de conservation
Black-breasted Puffleg
Great Sapphirewing
About These Birds
Black-breasted Puffleg
A small hummingbird (10-11 cm) endemic to the northwestern Andes of Ecuador at 2,500-3,200 m. Males have a black breast and white leg puffs. Nectarivore of cloud forest and forest edges. Critically Endangered with fewer than 250 individuals estimated remaining.
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.