Amethyst-throated Mountain-gem vs Scintillant Hummingbird
Lampornis amethystinus so với Selasphorus scintilla
Side-by-Side Comparison
| Thuộc Tính | Amethyst-throated Mountain-gem | Scintillant Hummingbird |
|---|---|---|
| Tên Khoa Học | Lampornis amethystinus | Selasphorus scintilla |
| 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) | 6,6 cm (2.6 in) |
| Khối Lượng | 5,6000000000000005 g (0.20 oz) | 2,188 g (0.08 oz) |
| Chế Độ Ăn | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Feeds on nectar from low-elevation Costa Rican scrub flowers. Supplements diet with tiny insects and … |
| Số Trứng | 2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Amethyst-throated Mountain-gem only
Không
Scintillant Hummingbird 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.
Scintillant Hummingbird
Soft, sibilant twittering with airy quality; high light notes cascading gently near flowering vegetation.
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.
Scintillant Hummingbird
Endemic to the highlands of Costa Rica and western Panama at 900-2,000 m elevation. Resident in cloud forest edges.
Tình Trạng Bảo Tồn
Amethyst-throated Mountain-gem
Scintillant Hummingbird
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
Scintillant Hummingbird
Red-billed Streamertail: males with glittering violet gorget; metallic green above; elongated tail streamers; red bill; females plain
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.
Scintillant Hummingbird
One of the world's smallest hummingbirds (6-7 cm). Endemic to the highlands of Costa Rica and western Panama at 900-2,000 m. Males have a flaming orange-red gorget. Nectarivore of cloud forest edges and mountain gardens. Weighs only 2-3 grams.