Amethyst-throated Mountain-gem vs Purple-chested Hummingbird
Lampornis amethystinus เปรียบเทียบกับ Polyerata rosenbergi
Side-by-Side Comparison
| คุณสมบัติ | Amethyst-throated Mountain-gem | Purple-chested Hummingbird |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Lampornis amethystinus | Polyerata rosenbergi |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 13.1 cm (5.2 in) | — |
| น้ำหนัก | 5.6000000000000005 g (0.20 oz) | 3.8 g (0.13 oz) |
| อาหาร | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. | Nectarivore probing tubular flowers in humid forest. Supplements nectar diet with small insects and spiders … |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Amethyst-throated Mountain-gem only
ไม่มี
Purple-chested Hummingbird only
ไม่มี
Song & Call Comparison
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Purple-chested Hummingbird
Soft, pure whistle with warm timbre; gentle sustained note barely wavering, given quietly from forest perch.
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.
Purple-chested Hummingbird
Found in humid Pacific lowland forests from eastern Panama to western Ecuador. Resident in Chocó forest.
สถานะการอนุรักษ์
Amethyst-throated Mountain-gem
Purple-chested 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
Purple-chested Hummingbird
Sumatran Ground-cuckoo: dark glossy green above; rufous-buff below; blue facial skin; long tail; massive bill; Sumatra endemic
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.
Purple-chested Hummingbird
A small hummingbird (8-9 cm) found in humid Pacific lowland forests from eastern Panama to western Ecuador. Males have a rich purple breast patch. Nectarivore of Chocó forest edges. Named after the German zoologist William Rosenberg.