Hooded Visorbearer vs Amethyst-throated Mountain-gem
Augastes lumachella so với Lampornis amethystinus
Side-by-Side Comparison
| Thuộc Tính | Hooded Visorbearer | Amethyst-throated Mountain-gem |
|---|---|---|
| Tên Khoa Học | Augastes lumachella | Lampornis amethystinus |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Near Threatened | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 12,0 cm (4.7 in) | 13,1 cm (5.2 in) |
| Khối Lượng | 4,4 g (0.16 oz) | 5,6000000000000005 g (0.20 oz) |
| Chế Độ Ăn | Nectarivore specializing in montane campo rupestre blooms. Supplements nectar diet with small arthropods. | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| Số Trứng | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Hooded Visorbearer only
Amethyst-throated Mountain-gem only
Song & Call Comparison
Hooded Visorbearer
Harsh, buzzy chatter with raspy edge; rough notes interspersed with sharper chips in energetic vocal display.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Hooded Visorbearer
Endemic to the campo rupestre highlands of eastern Bahia, Brazil, in the Chapada Diamantina region. 800–1,600 m.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
Tình Trạng Bảo Tồn
Hooded Visorbearer
Amethyst-throated Mountain-gem
How to Tell Them Apart
Hooded Visorbearer
Booted Racket-tail: males with elongated violet-blue racket tail feathers; glittering blue-violet gorget; white leg puffs; green body
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Hooded Visorbearer
A small hummingbird (8-9 cm) endemic to the Chapada Diamantina highlands of Bahia, Brazil. Luminous golden-green forehead visor and dark plumage. Nectarivore of rocky campo rupestre habitats. Classified as Endangered due to extremely restricted range and habitat degradation.
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.