Amethyst-throated Mountain-gem vs Antillean Crested Hummingbird
Lampornis amethystinus 比較対象 Orthorhyncus cristatus
Side-by-Side Comparison
| 属性 | Amethyst-throated Mountain-gem | Antillean Crested Hummingbird |
|---|---|---|
| 学名 | Lampornis amethystinus | Orthorhyncus cristatus |
| 目 | Caprimulgiformes | Caprimulgiformes |
| 科 | Trochilidae | Trochilidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 13.1 cm (5.2 in) | 9.4 cm (3.7 in) |
| 体重 | 5.6000000000000005 g (0.20 oz) | 3.2600000000000002 g (0.11 oz) |
| 食性 | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Nectarivore of Lesser Antillean gardens and forest edges, visiting diverse native blooms. Supplements with small … |
| 一腹卵数 | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
共通生息地
Amethyst-throated Mountain-gem only
None
Antillean Crested 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.
Antillean Crested Hummingbird
Thin, wavering sibilant trill; soft high-pitched buzzing with pulsing rhythm during slow courtship 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.
Antillean Crested Hummingbird
Widespread across the Lesser Antilles from Puerto Rico to Grenada. Resident on most eastern Caribbean islands.
保全状況
Amethyst-throated Mountain-gem
Antillean Crested 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
Antillean Crested Hummingbird
Ruwenzori Turaco: rich green body; red facial skin; pale blue-green crest; crimson flight feathers; white streak below eye
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.
Antillean Crested Hummingbird
A tiny hummingbird (8-9 cm) widespread across the Lesser Antilles from Puerto Rico to Grenada. Males have a brilliant green crest. Dark plumage. Nectarivore of gardens, forests, and plantations. The most common and widespread hummingbird in the eastern Caribbean islands.