White-vented Violetear vs Amethyst-throated Mountain-gem
Colibri serrirostris เปรียบเทียบกับ Lampornis amethystinus
Side-by-Side Comparison
| คุณสมบัติ | White-vented Violetear | Amethyst-throated Mountain-gem |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Colibri serrirostris | Lampornis amethystinus |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 13.6 cm (5.4 in) | 13.1 cm (5.2 in) |
| น้ำหนัก | 6.199999999999999 g (0.22 oz) | 5.6000000000000005 g (0.20 oz) |
| อาหาร | Nectarivore of highland and lowland forest margins. Feeds on diverse tubular flowers and catches flying … | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| จำนวนไข่ | 1-2 | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
ไม่มี
White-vented Violetear only
Amethyst-throated Mountain-gem only
Song & Call Comparison
White-vented Violetear
Sharp, emphatic squeak repeated quickly; tiny piercing notes delivered insistently during competitive encounters near feeders.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
White-vented Violetear
Found in cerrado, chaco, and open woodland of central and southern Brazil, Bolivia, and Paraguay. 200–1,200 m elevation.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
สถานะการอนุรักษ์
White-vented Violetear
Amethyst-throated Mountain-gem
About These Birds
White-vented Violetear
A medium-sized hummingbird (11-12 cm) with green plumage, violet ear patches, and a distinctive white vent. Found in cerrado and open habitats of central South America from Brazil to Argentina. Nectarivore of savanna flowers and gardens. An adaptable, widespread species.
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.