Black-breasted Puffleg vs Great Sapphirewing
Eriocnemis nigrivestis so với Pterophanes cyanopterus
Side-by-Side Comparison
| Thuộc Tính | Black-breasted Puffleg | Great Sapphirewing |
|---|---|---|
| Tên Khoa Học | Eriocnemis nigrivestis | Pterophanes cyanopterus |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Endangered | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 11,4 cm (4.5 in) | 21,0 cm (8.3 in) |
| Khối Lượng | 4,449999999999999 g (0.16 oz) | 10,05 g (0.35 oz) |
| Chế Độ Ăn | 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 … |
| Số Trứng | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Black-breasted Puffleg only
Không
Great Sapphirewing only
Không
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.
Tình Trạng Bảo Tồn
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.