Brazilian Ruby vs Amethyst-throated Mountain-gem
Clytolaema rubricauda เปรียบเทียบกับ Lampornis amethystinus
Side-by-Side Comparison
| คุณสมบัติ | Brazilian Ruby | Amethyst-throated Mountain-gem |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Clytolaema rubricauda | Lampornis amethystinus |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 13.8 cm (5.4 in) | 13.1 cm (5.2 in) |
| น้ำหนัก | 7.42 g (0.26 oz) | 5.6000000000000005 g (0.20 oz) |
| อาหาร | Nectarivore of Atlantic Forest understory; visits Heliconia and Ericaceae flowers. Supplements diet with small arthropods. | Nectarivore of Mexican and Central American montane pine-oak forest; visits Ericaceae and Salvia. Gleans arthropods. |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Brazilian Ruby only
ไม่มี
Amethyst-throated Mountain-gem only
ไม่มี
Song & Call Comparison
Brazilian Ruby
Explosive, loud whistle cutting through ambient sound; single bold penetrating note repeated with commanding authority.
Amethyst-throated Mountain-gem
Pure, sustained flute-like tone held steady; single clear note with barely perceptible vibrato in tropical shade.
Geographic Range & Migration
Brazilian Ruby
Endemic to the Atlantic Forest of southeastern Brazil from Bahia south to Rio Grande do Sul. Found at sea level to 1,200 m.
Amethyst-throated Mountain-gem
Found in montane forest from Mexico south through Guatemala and Honduras to El Salvador. 1,000–3,200 m.
สถานะการอนุรักษ์
Brazilian Ruby
Amethyst-throated Mountain-gem
How to Tell Them Apart
Brazilian Ruby
Amethyst Woodstar (alt): males with iridescent magenta gorget; metallic green above; white belly; females green above; spotted below
Amethyst-throated Mountain-gem
Bumblebee Hummingbird: tiny; males with brilliant violet gorget; metallic green above; white underparts; females green above; spotted
About These Birds
Brazilian Ruby
A medium-sized hummingbird (11-12 cm) endemic to the Atlantic Forest of southeastern Brazil. Males have a brilliant ruby-red throat and breast. Green plumage. Nectarivore of forest and forest edges. A Brazilian endemic of conservation concern due to Atlantic Forest loss.
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.