Oaxaca Hummingbird vs Amethyst-throated Mountain-gem
Eupherusa cyanophrys เปรียบเทียบกับ Lampornis amethystinus
Side-by-Side Comparison
| คุณสมบัติ | Oaxaca Hummingbird | Amethyst-throated Mountain-gem |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Eupherusa cyanophrys | Lampornis amethystinus |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Endangered | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 11.7 cm (4.6 in) | 13.1 cm (5.2 in) |
| น้ำหนัก | 4.725 g (0.17 oz) | 5.6000000000000005 g (0.20 oz) |
| อาหาร | Hovering nectarivore of lowland and montane forest, probing Heliconia and garden flowers. Supplements with insects … | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Oaxaca Hummingbird only
ไม่มี
Amethyst-throated Mountain-gem only
ไม่มี
Song & Call Comparison
Oaxaca Hummingbird
Pure, sustained whistle with bell-like clarity; clear single note ringing out then slowly fading away.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Oaxaca Hummingbird
Endemic to the mountains of Oaxaca, Mexico. Classified as Endangered due to extremely small range.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
สถานะการอนุรักษ์
Oaxaca Hummingbird
Amethyst-throated Mountain-gem
How to Tell Them Apart
Oaxaca Hummingbird
Striped Cuckoo: pale brown-white below with dark streaks; boldly streaked dark brown above; long white-tipped tail; pale supercilium
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Oaxaca Hummingbird
A medium-sized hummingbird (10-11 cm) endemic to the mountains of Oaxaca, southwestern Mexico. Green plumage with blue supercilium (eyebrow). Nectarivore of cloud forest and forest edges. Classified as Endangered due to extremely small range in the Sierra de Miahuatlán.
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.