Green-breasted Mountain-gem vs Ruby-throated Hummingbird
Lampornis sybillae so với Archilochus colubris
Side-by-Side Comparison
| Thuộc Tính | Green-breasted Mountain-gem | Ruby-throated Hummingbird |
|---|---|---|
| Tên Khoa Học | Lampornis sybillae | Archilochus colubris |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | 8,5 cm (3.3 in) |
| Chiều Dài Sải Cánh | 12,8 cm (5.0 in) | 11,0 cm (4.3 in) |
| Khối Lượng | 5,975 g (0.21 oz) | 3,1 g (0.11 oz) |
| Chế Độ Ăn | Nectarivore of Nicaraguan montane forest; visits Ericaceae and Heliconia blooms. Supplements with small arthropods. | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| Số Trứng | -- | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Môi Trường Sống Chung
Green-breasted Mountain-gem only
Không
Ruby-throated Hummingbird only
Không
Ruby-throated Hummingbird
Deciduous and mixed forests, woodland edges, gardens, and parks with flowering plants. Migrates across the Gulf of Mexico.
Song & Call Comparison
Green-breasted Mountain-gem
Soft, high squeak followed by buzzy trill; brief introductory note launching into rough cascade of chips.
Ruby-throated Hummingbird
Soft, high-pitched chattering and twittering 'chee-dit'. Also produces a thin 'tik' call in flight. Wing beats create an audible high-pitched humming buzz during hovering.
Geographic Range & Migration
Green-breasted Mountain-gem
Found in cloud forest of Nicaragua and Honduras in highland forest. 1,000–2,400 m elevation.
Ruby-throated Hummingbird
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Tình Trạng Bảo Tồn
Green-breasted Mountain-gem
Ruby-throated Hummingbird
How to Tell Them Apart
Green-breasted Mountain-gem
Selasphorus Hummingbird: males with iridescent purple gorget; metallic bronze-green above; white underparts; females green above; spots
Ruby-throated Hummingbird
Metallic green upperparts and greyish-white underparts. Males have a brilliant iridescent ruby-red gorget that appears black in poor light. Females lack the gorget.
Long, straight, thin black bill adapted for probing flowers
About These Birds
Green-breasted Mountain-gem
A medium-sized hummingbird (10-11 cm) endemic to the highlands of Honduras and Nicaragua at 1,500-2,400 m. Males have a green breast. Nectarivore of cloud forest. A rare Central American endemic restricted to the nuclear highlands. Classified as Vulnerable.
Ruby-throated Hummingbird
The ruby-throated hummingbird is the only breeding hummingbird in eastern North America. These tiny birds beat their wings about 53 times per second and can fly backwards, sideways, and even briefly upside down. They make an extraordinary non-stop 800 km crossing of the Gulf of Mexico during migration.