Amethyst-throated Mountain-gem vs Black-breasted Hillstar
Lampornis amethystinus so với Oreotrochilus melanogaster
Side-by-Side Comparison
| Thuộc Tính | Amethyst-throated Mountain-gem | Black-breasted Hillstar |
|---|---|---|
| Tên Khoa Học | Lampornis amethystinus | Oreotrochilus melanogaster |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 13,1 cm (5.2 in) | 14,4 cm (5.7 in) |
| Khối Lượng | 5,6000000000000005 g (0.20 oz) | 7,75 g (0.27 oz) |
| Chế Độ Ăn | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Nectarivore of Bolivian altiplano; forages at Ericaceae and Chuquiraga in arid puna. Takes small insects … |
| Số Trứng | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Amethyst-throated Mountain-gem only
Black-breasted Hillstar only
Song & Call Comparison
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Black-breasted Hillstar
Rapid, light chips in animated sequence; bright staccato notes with bouncy quality during active territorial display.
Geographic Range & Migration
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
Black-breasted Hillstar
Endemic to central and southern Peru in the Andes in puna grassland and scrub at 3,500–4,800 m elevation.
Tình Trạng Bảo Tồn
Amethyst-throated Mountain-gem
Black-breasted Hillstar
How to Tell Them Apart
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
Black-breasted Hillstar
Peruvian Sheartail: males with glittering rose-red gorget; metallic green back; white underparts; females green above; pale spotted below
About These Birds
Amethyst-throated Mountain-gem
A medium-sized hummingbird (11-12 cm) found in mountain forests from Mexico to Honduras at 1,000-3,000 m. Males have an amethyst-purple throat. Nectarivore of pine-oak and cloud forest. Commonly visits feeders in Mexican highland gardens.
Black-breasted Hillstar
A medium-sized hummingbird (12-13 cm) found in the Andes of central Peru at 3,000-4,500 m. Males have a black breast contrasting with green upperparts and white belly. Nectarivore of puna grasslands and rocky slopes. An endemic of Peru's central Andean highlands.